25306618

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 41025600

約数和(自身を除く): 15718982

約数列:

[1, 2, 29, 43, 58, 73, 86, 139, 146, 278, 1247, 2117, 2494, 3139, 4031, 4234, 5977, 6278, 8062, 10147, 11954, 20294, 91031, 173333, 182062, 294263, 346666, 436321, 588526, 872642, 12653309, 25306618]

約数ペア:

[(1, 25306618), (2, 12653309), (29, 872642), (43, 588526), (58, 436321), (73, 346666), (86, 294263), (139, 182062), (146, 173333), (278, 91031), (1247, 20294), (2117, 11954), (2494, 10147), (3139, 8062), (4031, 6278), (4234, 5977)]