139349665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{306263}}^1$

素因数の和:306288

約数の個数: 16

約数和(自身を含む): 205809408

約数和(自身を除く): 66459743

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 306263, 1531315, 2143841, 3981419, 10719205, 19907095, 27869933, 139349665]

約数ペア:

[(1, 139349665), (5, 27869933), (7, 19907095), (13, 10719205), (35, 3981419), (65, 2143841), (91, 1531315), (455, 306263)]