28164565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3581}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 40018104

約数和(自身を除く): 11853539

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 3581, 7865, 17905, 39391, 46553, 196955, 232765, 433301, 512083, 2166505, 2560415, 5632913, 28164565]

約数ペア:

[(1, 28164565), (5, 5632913), (11, 2560415), (13, 2166505), (55, 512083), (65, 433301), (121, 232765), (143, 196955), (605, 46553), (715, 39391), (1573, 17905), (3581, 7865)]