668199808

素因数分解:

$2^7\times {\mathrm{457}}^1\times {\mathrm{11423}}^1$

素因数の和:11894

約数の個数: 32

約数和(自身を含む): 1334208960

約数和(自身を除く): 666009152

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 457, 914, 1828, 3656, 7312, 11423, 14624, 22846, 29248, 45692, 58496, 91384, 182768, 365536, 731072, 1462144, 5220311, 10440622, 20881244, 41762488, 83524976, 167049952, 334099904, 668199808]

約数ペア:

[(1, 668199808), (2, 334099904), (4, 167049952), (8, 83524976), (16, 41762488), (32, 20881244), (64, 10440622), (128, 5220311), (457, 1462144), (914, 731072), (1828, 365536), (3656, 182768), (7312, 91384), (11423, 58496), (14624, 45692), (22846, 29248)]