13198731

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3719}}^1$

素因数の和:3755

約数の個数: 24

約数和(自身を含む): 21784320

約数和(自身を除く): 8585589

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 3719, 11157, 26033, 48347, 78099, 145041, 338429, 628511, 1015287, 1885533, 4399577, 13198731]

約数ペア:

[(1, 13198731), (3, 4399577), (7, 1885533), (13, 1015287), (21, 628511), (39, 338429), (91, 145041), (169, 78099), (273, 48347), (507, 26033), (1183, 11157), (3549, 3719)]