180870802

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2797}}^1$

素因数の和:2986

約数の個数: 32

約数和(自身を含む): 322329600

約数和(自身を除く): 141458798

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 1043, 2086, 2797, 4619, 5594, 9238, 19579, 32333, 39158, 64666, 86707, 173414, 416753, 606949, 833506, 1213898, 2917271, 5834542, 12919343, 25838686, 90435401, 180870802]

約数ペア:

[(1, 180870802), (2, 90435401), (7, 25838686), (14, 12919343), (31, 5834542), (62, 2917271), (149, 1213898), (217, 833506), (298, 606949), (434, 416753), (1043, 173414), (2086, 86707), (2797, 64666), (4619, 39158), (5594, 32333), (9238, 19579)]