13220715

素因数分解:

$3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1549}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 21204000

約数和(自身を除く): 7983285

約数列:

[1, 3, 5, 15, 569, 1549, 1707, 2845, 4647, 7745, 8535, 23235, 881381, 2644143, 4406905, 13220715]

約数ペア:

[(1, 13220715), (3, 4406905), (5, 2644143), (15, 881381), (569, 23235), (1549, 8535), (1707, 7745), (2845, 4647)]