161635201

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 212260608

約数和(自身を除く): 50625407

約数列:

[1, 7, 13, 17, 91, 119, 163, 221, 641, 1141, 1547, 2119, 2771, 4487, 8333, 10897, 14833, 19397, 36023, 58331, 76279, 104483, 141661, 252161, 731381, 991627, 1358279, 1776211, 9507953, 12433477, 23090743, 161635201]

約数ペア:

[(1, 161635201), (7, 23090743), (13, 12433477), (17, 9507953), (91, 1776211), (119, 1358279), (163, 991627), (221, 731381), (641, 252161), (1141, 141661), (1547, 104483), (2119, 76279), (2771, 58331), (4487, 36023), (8333, 19397), (10897, 14833)]