427788902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{49639}}^1$

素因数の和:49811

約数の個数: 16

約数和(自身を含む): 667161600

約数和(自身を除く): 239372698

約数列:

[1, 2, 31, 62, 139, 278, 4309, 8618, 49639, 99278, 1538809, 3077618, 6899821, 13799642, 213894451, 427788902]

約数ペア:

[(1, 427788902), (2, 213894451), (31, 13799642), (62, 6899821), (139, 3077618), (278, 1538809), (4309, 99278), (8618, 49639)]