207170315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163771}}^1$

素因数の和:163810

約数の個数: 16

約数和(自身を含む): 282998016

約数和(自身を除く): 75827701

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 163771, 818855, 1801481, 3766733, 9007405, 18833665, 41434063, 207170315]

約数ペア:

[(1, 207170315), (5, 41434063), (11, 18833665), (23, 9007405), (55, 3766733), (115, 1801481), (253, 818855), (1265, 163771)]