397631048

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{51721}}^1$

素因数の和:51789

約数の個数: 24

約数和(自身を含む): 770399190

約数和(自身を除く): 372768142

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 3844, 7688, 51721, 103442, 206884, 413768, 1603351, 3206702, 6413404, 12826808, 49703881, 99407762, 198815524, 397631048]

約数ペア:

[(1, 397631048), (2, 198815524), (4, 99407762), (8, 49703881), (31, 12826808), (62, 6413404), (124, 3206702), (248, 1603351), (961, 413768), (1922, 206884), (3844, 103442), (7688, 51721)]