220944381

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{9221}}^1$

素因数の和:9401

約数の個数: 24

約数和(自身を含む): 344829024

約数和(自身を除く): 123884643

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 3423, 7987, 9221, 23961, 27663, 64547, 193641, 451829, 1355487, 1503023, 4509069, 10521161, 31563483, 73648127, 220944381]

約数ペア:

[(1, 220944381), (3, 73648127), (7, 31563483), (21, 10521161), (49, 4509069), (147, 1503023), (163, 1355487), (489, 451829), (1141, 193641), (3423, 64547), (7987, 27663), (9221, 23961)]