681036727

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{4703}}^1$

素因数の和:4998

約数の個数: 16

約数和(自身を含む): 789368832

約数和(自身を除く): 108332105

約数列:

[1, 7, 137, 151, 959, 1057, 4703, 20687, 32921, 144809, 644311, 710153, 4510177, 4971071, 97290961, 681036727]

約数ペア:

[(1, 681036727), (7, 97290961), (137, 4971071), (151, 4510177), (959, 710153), (1057, 644311), (4703, 144809), (20687, 32921)]