521761212

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 1649217024

約数和(自身を除く): 1127455812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 119, 126, 127, 137, 147, 153, 196, 204, 238, 252, 254, 274, 294, 306, 357, 381, 411, 441, 476, 508, 548, 588, 612, 714, 762, 822, 833, 882, 889, 959, 1071, 1143, 1233, 1428, 1524, 1644, 1666, 1764, 1778, 1918, 2142, 2159, 2286, 2329, 2466, 2499, 2667, 2877, 3332, 3556, 3836, 4284, 4318, 4572, 4658, 4932, 4998, 5334, 5754, 6223, 6477, 6713, 6987, 7497, 8001, 8631, 8636, 9316, 9996, 10668, 11508, 12446, 12954, 13426, 13974, 14994, 15113, 16002, 16303, 17262, 17399, 18669, 19431, 20139, 20961, 24892, 25908, 26852, 27948, 29988, 30226, 32004, 32606, 34524, 34798, 37338, 38862, 40278, 41922, 45339, 48909, 52197, 56007, 60417, 60452, 65212, 69596, 74676, 77724, 80556, 83844, 90678, 97818, 104394, 105791, 112014, 114121, 120834, 121793, 136017, 146727, 156591, 181356, 195636, 208788, 211582, 224028, 228242, 241668, 243586, 272034, 293454, 295783, 313182, 317373, 342363, 365379, 423164, 456484, 487172, 544068, 586908, 591566, 626364, 634746, 684726, 730758, 852551, 887349, 952119, 1027089, 1096137, 1183132, 1269492, 1369452, 1461516, 1705102, 1774698, 1904238, 2054178, 2070481, 2192274, 2557653, 2662047, 3410204, 3549396, 3808476, 4108356, 4140962, 4384548, 5115306, 5324094, 6211443, 7672959, 8281924, 10230612, 10648188, 12422886, 14493367, 15345918, 18634329, 24845772, 28986734, 30691836, 37268658, 43480101, 57973468, 74537316, 86960202, 130440303, 173920404, 260880606, 521761212]

約数ペア:

[(1, 521761212), (2, 260880606), (3, 173920404), (4, 130440303), (6, 86960202), (7, 74537316), (9, 57973468), (12, 43480101), (14, 37268658), (17, 30691836), (18, 28986734), (21, 24845772), (28, 18634329), (34, 15345918), (36, 14493367), (42, 12422886), (49, 10648188), (51, 10230612), (63, 8281924), (68, 7672959), (84, 6211443), (98, 5324094), (102, 5115306), (119, 4384548), (126, 4140962), (127, 4108356), (137, 3808476), (147, 3549396), (153, 3410204), (196, 2662047), (204, 2557653), (238, 2192274), (252, 2070481), (254, 2054178), (274, 1904238), (294, 1774698), (306, 1705102), (357, 1461516), (381, 1369452), (411, 1269492), (441, 1183132), (476, 1096137), (508, 1027089), (548, 952119), (588, 887349), (612, 852551), (714, 730758), (762, 684726), (822, 634746), (833, 626364), (882, 591566), (889, 586908), (959, 544068), (1071, 487172), (1143, 456484), (1233, 423164), (1428, 365379), (1524, 342363), (1644, 317373), (1666, 313182), (1764, 295783), (1778, 293454), (1918, 272034), (2142, 243586), (2159, 241668), (2286, 228242), (2329, 224028), (2466, 211582), (2499, 208788), (2667, 195636), (2877, 181356), (3332, 156591), (3556, 146727), (3836, 136017), (4284, 121793), (4318, 120834), (4572, 114121), (4658, 112014), (4932, 105791), (4998, 104394), (5334, 97818), (5754, 90678), (6223, 83844), (6477, 80556), (6713, 77724), (6987, 74676), (7497, 69596), (8001, 65212), (8631, 60452), (8636, 60417), (9316, 56007), (9996, 52197), (10668, 48909), (11508, 45339), (12446, 41922), (12954, 40278), (13426, 38862), (13974, 37338), (14994, 34798), (15113, 34524), (16002, 32606), (16303, 32004), (17262, 30226), (17399, 29988), (18669, 27948), (19431, 26852), (20139, 25908), (20961, 24892)]