221684398

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1\times {\mathrm{1063}}^1$

素因数の和:1708

約数の個数: 24

約数和(自身を含む): 360996048

約数和(自身を除く): 139311650

約数列:

[1, 2, 13, 26, 169, 338, 617, 1063, 1234, 2126, 8021, 13819, 16042, 27638, 104273, 179647, 208546, 359294, 655871, 1311742, 8526323, 17052646, 110842199, 221684398]

約数ペア:

[(1, 221684398), (2, 110842199), (13, 17052646), (26, 8526323), (169, 1311742), (338, 655871), (617, 359294), (1063, 208546), (1234, 179647), (2126, 104273), (8021, 27638), (13819, 16042)]