51149709

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{33629}}^1$

素因数の和:33661

約数の個数: 18

約数和(自身を含む): 80005770

約数和(自身を除く): 28856061

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 33629, 100887, 302661, 437177, 1311531, 3934593, 5683301, 17049903, 51149709]

約数ペア:

[(1, 51149709), (3, 17049903), (9, 5683301), (13, 3934593), (39, 1311531), (117, 437177), (169, 302661), (507, 100887), (1521, 33629)]