20147133585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{149921}}^1$

素因数の和:149994

約数の個数: 48

約数和(自身を含む): 35348009472

約数和(自身を除く): 15200875887

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 289, 465, 527, 867, 1445, 1581, 2635, 4335, 7905, 8959, 26877, 44795, 134385, 149921, 449763, 749605, 2248815, 2548657, 4647551, 7645971, 12743285, 13942653, 23237755, 38229855, 43327169, 69713265, 79008367, 129981507, 216635845, 237025101, 395041835, 649907535, 1185125505, 1343142239, 4029426717, 6715711195, 20147133585]

約数ペア:

[(1, 20147133585), (3, 6715711195), (5, 4029426717), (15, 1343142239), (17, 1185125505), (31, 649907535), (51, 395041835), (85, 237025101), (93, 216635845), (155, 129981507), (255, 79008367), (289, 69713265), (465, 43327169), (527, 38229855), (867, 23237755), (1445, 13942653), (1581, 12743285), (2635, 7645971), (4335, 4647551), (7905, 2548657), (8959, 2248815), (26877, 749605), (44795, 449763), (134385, 149921)]