51647679

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{21493}}^1$

素因数の和:21591

約数の個数: 16

約数和(自身を含む): 77378400

約数和(自身を除く): 25730721

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 21493, 64479, 193437, 580311, 1912877, 5738631, 17215893, 51647679]

約数ペア:

[(1, 51647679), (3, 17215893), (9, 5738631), (27, 1912877), (89, 580311), (267, 193437), (801, 64479), (2403, 21493)]