28612633

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 33561216

約数和(自身を除く): 4948583

約数列:

[1, 7, 53, 233, 331, 371, 1631, 2317, 12349, 17543, 77123, 86443, 122801, 539861, 4087519, 28612633]

約数ペア:

[(1, 28612633), (7, 4087519), (53, 539861), (233, 122801), (331, 86443), (371, 77123), (1631, 17543), (2317, 12349)]