81444116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{2069}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 153767880

約数和(自身を除く): 72323764

約数列:

[1, 2, 4, 13, 26, 52, 757, 1514, 2069, 3028, 4138, 8276, 9841, 19682, 26897, 39364, 53794, 107588, 1566233, 3132466, 6264932, 20361029, 40722058, 81444116]

約数ペア:

[(1, 81444116), (2, 40722058), (4, 20361029), (13, 6264932), (26, 3132466), (52, 1566233), (757, 107588), (1514, 53794), (2069, 39364), (3028, 26897), (4138, 19682), (8276, 9841)]