25787139

素因数分解:

$3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2687}}^1$

素因数の和:3154

約数の個数: 16

約数和(自身を含む): 39395328

約数和(自身を除く): 13608189

約数列:

[1, 3, 7, 21, 457, 1371, 2687, 3199, 8061, 9597, 18809, 56427, 1227959, 3683877, 8595713, 25787139]

約数ペア:

[(1, 25787139), (3, 8595713), (7, 3683877), (21, 1227959), (457, 56427), (1371, 18809), (2687, 9597), (3199, 8061)]