858232790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1406939}}^1$

素因数の和:1407007

約数の個数: 16

約数和(自身を含む): 1570145040

約数和(自身を除く): 711912250

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1406939, 2813878, 7034695, 14069390, 85823279, 171646558, 429116395, 858232790]

約数ペア:

[(1, 858232790), (2, 429116395), (5, 171646558), (10, 85823279), (61, 14069390), (122, 7034695), (305, 2813878), (610, 1406939)]