131451606

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 355622400

約数和(自身を除く): 224170794

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 29, 33, 39, 54, 58, 66, 78, 87, 99, 117, 143, 174, 198, 234, 261, 286, 297, 319, 351, 377, 429, 522, 587, 594, 638, 702, 754, 783, 858, 957, 1131, 1174, 1287, 1566, 1761, 1914, 2262, 2574, 2871, 3393, 3522, 3861, 4147, 5283, 5742, 6457, 6786, 7631, 7722, 8294, 8613, 10179, 10566, 12441, 12914, 15262, 15849, 17023, 17226, 19371, 20358, 22893, 24882, 31698, 34046, 37323, 38742, 45786, 51069, 58113, 68679, 74646, 83941, 102138, 111969, 116226, 137358, 153207, 167882, 174339, 187253, 206037, 221299, 223938, 251823, 306414, 348678, 374506, 412074, 442598, 459621, 503646, 561759, 663897, 755469, 919242, 1123518, 1327794, 1510938, 1685277, 1991691, 2266407, 2434289, 3370554, 3983382, 4532814, 4868578, 5055831, 5975073, 7302867, 10111662, 11950146, 14605734, 21908601, 43817202, 65725803, 131451606]

約数ペア:

[(1, 131451606), (2, 65725803), (3, 43817202), (6, 21908601), (9, 14605734), (11, 11950146), (13, 10111662), (18, 7302867), (22, 5975073), (26, 5055831), (27, 4868578), (29, 4532814), (33, 3983382), (39, 3370554), (54, 2434289), (58, 2266407), (66, 1991691), (78, 1685277), (87, 1510938), (99, 1327794), (117, 1123518), (143, 919242), (174, 755469), (198, 663897), (234, 561759), (261, 503646), (286, 459621), (297, 442598), (319, 412074), (351, 374506), (377, 348678), (429, 306414), (522, 251823), (587, 223938), (594, 221299), (638, 206037), (702, 187253), (754, 174339), (783, 167882), (858, 153207), (957, 137358), (1131, 116226), (1174, 111969), (1287, 102138), (1566, 83941), (1761, 74646), (1914, 68679), (2262, 58113), (2574, 51069), (2871, 45786), (3393, 38742), (3522, 37323), (3861, 34046), (4147, 31698), (5283, 24882), (5742, 22893), (6457, 20358), (6786, 19371), (7631, 17226), (7722, 17023), (8294, 15849), (8613, 15262), (10179, 12914), (10566, 12441)]