12857733

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{499}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 21320000

約数和(自身を除く): 8462267

約数列:

[1, 3, 7, 9, 21, 63, 409, 499, 1227, 1497, 2863, 3493, 3681, 4491, 8589, 10479, 25767, 31437, 204091, 612273, 1428637, 1836819, 4285911, 12857733]

約数ペア:

[(1, 12857733), (3, 4285911), (7, 1836819), (9, 1428637), (21, 612273), (63, 204091), (409, 31437), (499, 25767), (1227, 10479), (1497, 8589), (2863, 4491), (3493, 3681)]