2101515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{829}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 3645360

約数和(自身を除く): 1543845

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 829, 845, 2487, 2535, 4145, 10777, 12435, 32331, 53885, 140101, 161655, 420303, 700505, 2101515]

約数ペア:

[(1, 2101515), (3, 700505), (5, 420303), (13, 161655), (15, 140101), (39, 53885), (65, 32331), (169, 12435), (195, 10777), (507, 4145), (829, 2535), (845, 2487)]