65470431

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 95078016

約数和(自身を除く): 29607585

約数列:

[1, 3, 13, 39, 169, 263, 491, 507, 789, 1473, 3419, 6383, 10257, 19149, 44447, 82979, 129133, 133341, 248937, 387399, 1678729, 5036187, 21823477, 65470431]

約数ペア:

[(1, 65470431), (3, 21823477), (13, 5036187), (39, 1678729), (169, 387399), (263, 248937), (491, 133341), (507, 129133), (789, 82979), (1473, 44447), (3419, 19149), (6383, 10257)]