87701284

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{181201}}^1$

素因数の和:181227

約数の個数: 18

約数和(自身を含む): 168699062

約数和(自身を除く): 80997778

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 181201, 362402, 724804, 1993211, 3986422, 7972844, 21925321, 43850642, 87701284]

約数ペア:

[(1, 87701284), (2, 43850642), (4, 21925321), (11, 7972844), (22, 3986422), (44, 1993211), (121, 724804), (242, 362402), (484, 181201)]