161250003

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{577957}}^1$

素因数の和:577994

約数の個数: 12

約数和(自身を含む): 240430528

約数和(自身を除く): 79180525

約数列:

[1, 3, 9, 31, 93, 279, 577957, 1733871, 5201613, 17916667, 53750001, 161250003]

約数ペア:

[(1, 161250003), (3, 53750001), (9, 17916667), (31, 5201613), (93, 1733871), (279, 577957)]