71821405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2333}}^1$

素因数の和:2516

約数の個数: 16

約数和(自身を含む): 88729344

約数和(自身を除く): 16907939

約数列:

[1, 5, 47, 131, 235, 655, 2333, 6157, 11665, 30785, 109651, 305623, 548255, 1528115, 14364281, 71821405]

約数ペア:

[(1, 71821405), (5, 14364281), (47, 1528115), (131, 548255), (235, 305623), (655, 109651), (2333, 30785), (6157, 11665)]