13488575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 17893200

約数和(自身を除く): 4404625

約数列:

[1, 5, 19, 25, 73, 95, 365, 389, 475, 1387, 1825, 1945, 6935, 7391, 9725, 28397, 34675, 36955, 141985, 184775, 539543, 709925, 2697715, 13488575]

約数ペア:

[(1, 13488575), (5, 2697715), (19, 709925), (25, 539543), (73, 184775), (95, 141985), (365, 36955), (389, 34675), (475, 28397), (1387, 9725), (1825, 7391), (1945, 6935)]