81022796

素因数分解:

$2^2\times {\mathrm{53}}^2\times {\mathrm{7211}}^1$

素因数の和:7321

約数の個数: 18

約数和(自身を含む): 144535692

約数和(自身を除く): 63512896

約数列:

[1, 2, 4, 53, 106, 212, 2809, 5618, 7211, 11236, 14422, 28844, 382183, 764366, 1528732, 20255699, 40511398, 81022796]

約数ペア:

[(1, 81022796), (2, 40511398), (4, 20255699), (53, 1528732), (106, 764366), (212, 382183), (2809, 28844), (5618, 14422), (7211, 11236)]