51221508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{328343}}^1$

素因数の和:328363

約数の個数: 24

約数和(自身を含む): 128710848

約数和(自身を除く): 77489340

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 328343, 656686, 985029, 1313372, 1970058, 3940116, 4268459, 8536918, 12805377, 17073836, 25610754, 51221508]

約数ペア:

[(1, 51221508), (2, 25610754), (3, 17073836), (4, 12805377), (6, 8536918), (12, 4268459), (13, 3940116), (26, 1970058), (39, 1313372), (52, 985029), (78, 656686), (156, 328343)]