642949398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:403

約数の個数: 192

約数和(自身を含む): 1835957760

約数和(自身を除く): 1193008362

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 73, 78, 91, 114, 117, 126, 133, 146, 171, 182, 219, 234, 247, 266, 273, 283, 342, 399, 438, 494, 511, 546, 566, 657, 741, 798, 819, 849, 949, 1022, 1197, 1314, 1387, 1482, 1533, 1638, 1698, 1729, 1898, 1981, 2223, 2394, 2547, 2774, 2847, 3066, 3458, 3679, 3962, 4161, 4446, 4599, 5094, 5187, 5377, 5694, 5943, 6643, 7358, 8322, 8541, 9198, 9709, 10374, 10754, 11037, 11886, 12483, 13286, 15561, 16131, 17082, 17829, 18031, 19418, 19929, 20659, 22074, 24966, 25753, 29127, 31122, 32262, 33111, 35658, 36062, 37639, 39858, 41318, 48393, 51506, 54093, 58254, 59787, 61977, 66222, 69901, 75278, 77259, 87381, 96786, 108186, 112917, 119574, 123954, 126217, 139802, 144613, 154518, 162279, 174762, 185931, 209703, 225834, 231777, 252434, 268567, 289226, 324558, 338751, 371862, 378651, 392521, 419406, 433839, 463554, 489307, 537134, 629109, 677502, 757302, 785042, 805701, 867678, 978614, 1135953, 1177563, 1258218, 1301517, 1467921, 1611402, 1879969, 2271906, 2355126, 2417103, 2603034, 2747647, 2935842, 3532689, 3759938, 4403763, 4834206, 5102773, 5495294, 5639907, 7065378, 8242941, 8807526, 10205546, 11279814, 15308319, 16485882, 16919721, 24728823, 30616638, 33839442, 35719411, 45924957, 49457646, 71438822, 91849914, 107158233, 214316466, 321474699, 642949398]

約数ペア:

[(1, 642949398), (2, 321474699), (3, 214316466), (6, 107158233), (7, 91849914), (9, 71438822), (13, 49457646), (14, 45924957), (18, 35719411), (19, 33839442), (21, 30616638), (26, 24728823), (38, 16919721), (39, 16485882), (42, 15308319), (57, 11279814), (63, 10205546), (73, 8807526), (78, 8242941), (91, 7065378), (114, 5639907), (117, 5495294), (126, 5102773), (133, 4834206), (146, 4403763), (171, 3759938), (182, 3532689), (219, 2935842), (234, 2747647), (247, 2603034), (266, 2417103), (273, 2355126), (283, 2271906), (342, 1879969), (399, 1611402), (438, 1467921), (494, 1301517), (511, 1258218), (546, 1177563), (566, 1135953), (657, 978614), (741, 867678), (798, 805701), (819, 785042), (849, 757302), (949, 677502), (1022, 629109), (1197, 537134), (1314, 489307), (1387, 463554), (1482, 433839), (1533, 419406), (1638, 392521), (1698, 378651), (1729, 371862), (1898, 338751), (1981, 324558), (2223, 289226), (2394, 268567), (2547, 252434), (2774, 231777), (2847, 225834), (3066, 209703), (3458, 185931), (3679, 174762), (3962, 162279), (4161, 154518), (4446, 144613), (4599, 139802), (5094, 126217), (5187, 123954), (5377, 119574), (5694, 112917), (5943, 108186), (6643, 96786), (7358, 87381), (8322, 77259), (8541, 75278), (9198, 69901), (9709, 66222), (10374, 61977), (10754, 59787), (11037, 58254), (11886, 54093), (12483, 51506), (13286, 48393), (15561, 41318), (16131, 39858), (17082, 37639), (17829, 36062), (18031, 35658), (19418, 33111), (19929, 32262), (20659, 31122), (22074, 29127), (24966, 25753)]