312488878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2213}}^1\times {\mathrm{5431}}^1$

素因数の和:7659

約数の個数: 16

約数和(自身を含む): 505110816

約数和(自身を除く): 192621938

約数列:

[1, 2, 13, 26, 2213, 4426, 5431, 10862, 28769, 57538, 70603, 141206, 12018803, 24037606, 156244439, 312488878]

約数ペア:

[(1, 312488878), (2, 156244439), (13, 24037606), (26, 12018803), (2213, 141206), (4426, 70603), (5431, 57538), (10862, 28769)]