66213636

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{128321}}^1$

素因数の和:128371

約数の個数: 24

約数和(自身を含む): 158092704

約数和(自身を除く): 91879068

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 128321, 256642, 384963, 513284, 769926, 1539852, 5517803, 11035606, 16553409, 22071212, 33106818, 66213636]

約数ペア:

[(1, 66213636), (2, 33106818), (3, 22071212), (4, 16553409), (6, 11035606), (12, 5517803), (43, 1539852), (86, 769926), (129, 513284), (172, 384963), (258, 256642), (516, 128321)]