420965901

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{4241}}^1$

素因数の和:4557

約数の個数: 24

約数和(自身を含む): 625355640

約数和(自身を除く): 204389739

約数列:

[1, 3, 9, 41, 123, 269, 369, 807, 2421, 4241, 11029, 12723, 33087, 38169, 99261, 173881, 521643, 1140829, 1564929, 3422487, 10267461, 46773989, 140321967, 420965901]

約数ペア:

[(1, 420965901), (3, 140321967), (9, 46773989), (41, 10267461), (123, 3422487), (269, 1564929), (369, 1140829), (807, 521643), (2421, 173881), (4241, 99261), (11029, 38169), (12723, 33087)]