490815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 917280

約数和(自身を除く): 426465

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 839, 2517, 4195, 7551, 10907, 12585, 32721, 37755, 54535, 98163, 163605, 490815]

約数ペア:

[(1, 490815), (3, 163605), (5, 98163), (9, 54535), (13, 37755), (15, 32721), (39, 12585), (45, 10907), (65, 7551), (117, 4195), (195, 2517), (585, 839)]