253663731

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{101021}}^1$

素因数の和:101064

約数の個数: 20

約数和(自身を含む): 391157184

約数和(自身を除く): 137493453

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 101021, 303063, 909189, 2727567, 3131651, 8182701, 9394953, 28184859, 84554577, 253663731]

約数ペア:

[(1, 253663731), (3, 84554577), (9, 28184859), (27, 9394953), (31, 8182701), (81, 3131651), (93, 2727567), (279, 909189), (837, 303063), (2511, 101021)]