12857430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9967}}^1$

素因数の和:10020

約数の個数: 32

約数和(自身を含む): 31578624

約数和(自身を除く): 18721194

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 9967, 19934, 29901, 49835, 59802, 99670, 149505, 299010, 428581, 857162, 1285743, 2142905, 2571486, 4285810, 6428715, 12857430]

約数ペア:

[(1, 12857430), (2, 6428715), (3, 4285810), (5, 2571486), (6, 2142905), (10, 1285743), (15, 857162), (30, 428581), (43, 299010), (86, 149505), (129, 99670), (215, 59802), (258, 49835), (430, 29901), (645, 19934), (1290, 9967)]