27808430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12583}}^1$

素因数の和:12620

約数の個数: 32

約数和(自身を含む): 57081024

約数和(自身を除く): 29272594

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 12583, 25166, 62915, 125830, 163579, 213911, 327158, 427822, 817895, 1069555, 1635790, 2139110, 2780843, 5561686, 13904215, 27808430]

約数ペア:

[(1, 27808430), (2, 13904215), (5, 5561686), (10, 2780843), (13, 2139110), (17, 1635790), (26, 1069555), (34, 817895), (65, 427822), (85, 327158), (130, 213911), (170, 163579), (221, 125830), (442, 62915), (1105, 25166), (2210, 12583)]