11257805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 15525888

約数和(自身を除く): 4268083

約数列:

[1, 5, 13, 31, 37, 65, 151, 155, 185, 403, 481, 755, 1147, 1963, 2015, 2405, 4681, 5587, 5735, 9815, 14911, 23405, 27935, 60853, 72631, 74555, 173197, 304265, 363155, 865985, 2251561, 11257805]

約数ペア:

[(1, 11257805), (5, 2251561), (13, 865985), (31, 363155), (37, 304265), (65, 173197), (151, 74555), (155, 72631), (185, 60853), (403, 27935), (481, 23405), (755, 14911), (1147, 9815), (1963, 5735), (2015, 5587), (2405, 4681)]