25581976

素因数分解:

$2^3\times 7^1\times {\mathrm{456821}}^1$

素因数の和:456834

約数の個数: 16

約数和(自身を含む): 54818640

約数和(自身を除く): 29236664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 456821, 913642, 1827284, 3197747, 3654568, 6395494, 12790988, 25581976]

約数ペア:

[(1, 25581976), (2, 12790988), (4, 6395494), (7, 3654568), (8, 3197747), (14, 1827284), (28, 913642), (56, 456821)]