397408048

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{1693}}^1$

素因数の和:2581

約数の個数: 40

約数和(自身を含む): 816697728

約数和(自身を除く): 419289680

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 863, 1693, 1726, 3386, 3452, 6772, 6904, 13544, 13808, 14671, 27088, 28781, 29342, 57562, 58684, 115124, 117368, 230248, 234736, 460496, 1461059, 2922118, 5844236, 11688472, 23376944, 24838003, 49676006, 99352012, 198704024, 397408048]

約数ペア:

[(1, 397408048), (2, 198704024), (4, 99352012), (8, 49676006), (16, 24838003), (17, 23376944), (34, 11688472), (68, 5844236), (136, 2922118), (272, 1461059), (863, 460496), (1693, 234736), (1726, 230248), (3386, 117368), (3452, 115124), (6772, 58684), (6904, 57562), (13544, 29342), (13808, 28781), (14671, 27088)]