290043

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 470288

約数和(自身を除く): 180245

約数列:

[1, 3, 9, 13, 37, 39, 67, 111, 117, 201, 333, 481, 603, 871, 1443, 2479, 2613, 4329, 7437, 7839, 22311, 32227, 96681, 290043]

約数ペア:

[(1, 290043), (3, 96681), (9, 32227), (13, 22311), (37, 7839), (39, 7437), (67, 4329), (111, 2613), (117, 2479), (201, 1443), (333, 871), (481, 603)]