64971212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{2521}}^1$

素因数の和:2921

約数の個数: 24

約数和(自身を含む): 120753360

約数和(自身を除く): 55782148

約数列:

[1, 2, 4, 17, 34, 68, 379, 758, 1516, 2521, 5042, 6443, 10084, 12886, 25772, 42857, 85714, 171428, 955459, 1910918, 3821836, 16242803, 32485606, 64971212]

約数ペア:

[(1, 64971212), (2, 32485606), (4, 16242803), (17, 3821836), (34, 1910918), (68, 955459), (379, 171428), (758, 85714), (1516, 42857), (2521, 25772), (5042, 12886), (6443, 10084)]