489025563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 760381440

約数和(自身を除く): 271355877

約数列:

[1, 3, 13, 23, 39, 67, 69, 79, 103, 201, 237, 299, 309, 871, 897, 1027, 1339, 1541, 1817, 2369, 2613, 3081, 4017, 4623, 5293, 5451, 6901, 7107, 8137, 15879, 20033, 20703, 23621, 24411, 30797, 60099, 68809, 70863, 89713, 92391, 105781, 121739, 158723, 187151, 206427, 269139, 317343, 365217, 476169, 545179, 561453, 1582607, 1635537, 2063399, 2432963, 4747821, 6190197, 7087327, 7298889, 12539117, 21261981, 37617351, 163008521, 489025563]

約数ペア:

[(1, 489025563), (3, 163008521), (13, 37617351), (23, 21261981), (39, 12539117), (67, 7298889), (69, 7087327), (79, 6190197), (103, 4747821), (201, 2432963), (237, 2063399), (299, 1635537), (309, 1582607), (871, 561453), (897, 545179), (1027, 476169), (1339, 365217), (1541, 317343), (1817, 269139), (2369, 206427), (2613, 187151), (3081, 158723), (4017, 121739), (4623, 105781), (5293, 92391), (5451, 89713), (6901, 70863), (7107, 68809), (8137, 60099), (15879, 30797), (20033, 24411), (20703, 23621)]