15857530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{547}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 30933504

約数和(自身を除く): 15075974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 547, 1094, 1115, 2230, 2735, 2899, 5470, 5798, 7111, 14222, 14495, 28990, 35555, 71110, 121981, 243962, 609905, 1219810, 1585753, 3171506, 7928765, 15857530]

約数ペア:

[(1, 15857530), (2, 7928765), (5, 3171506), (10, 1585753), (13, 1219810), (26, 609905), (65, 243962), (130, 121981), (223, 71110), (446, 35555), (547, 28990), (1094, 14495), (1115, 14222), (2230, 7111), (2735, 5798), (2899, 5470)]