51880218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{665131}}^1$

素因数の和:665149

約数の個数: 16

約数和(自身を含む): 111742176

約数和(自身を除く): 59861958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 665131, 1330262, 1995393, 3990786, 8646703, 17293406, 25940109, 51880218]

約数ペア:

[(1, 51880218), (2, 25940109), (3, 17293406), (6, 8646703), (13, 3990786), (26, 1995393), (39, 1330262), (78, 665131)]