12657988

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7411}}^1$

素因数の和:7483

約数の個数: 24

約数和(自身を含む): 25734464

約数和(自身を除く): 13076476

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 7411, 14822, 29644, 51877, 103754, 207508, 452071, 904142, 1808284, 3164497, 6328994, 12657988]

約数ペア:

[(1, 12657988), (2, 6328994), (4, 3164497), (7, 1808284), (14, 904142), (28, 452071), (61, 207508), (122, 103754), (244, 51877), (427, 29644), (854, 14822), (1708, 7411)]