16857659

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 22074528

約数和(自身を除く): 5216869

約数列:

[1, 7, 13, 17, 91, 119, 221, 289, 641, 1547, 2023, 3757, 4487, 8333, 10897, 26299, 58331, 76279, 141661, 185249, 991627, 1296743, 2408237, 16857659]

約数ペア:

[(1, 16857659), (7, 2408237), (13, 1296743), (17, 991627), (91, 185249), (119, 141661), (221, 76279), (289, 58331), (641, 26299), (1547, 10897), (2023, 8333), (3757, 4487)]