409617

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:414

約数の個数: 20

約数和(自身を含む): 660660

約数和(自身を除く): 251043

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 389, 1053, 1167, 3501, 5057, 10503, 15171, 31509, 45513, 136539, 409617]

約数ペア:

[(1, 409617), (3, 136539), (9, 45513), (13, 31509), (27, 15171), (39, 10503), (81, 5057), (117, 3501), (351, 1167), (389, 1053)]