51553281

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4421}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 77685696

約数和(自身を除く): 26132415

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 3887, 4421, 11661, 13263, 57473, 101683, 172419, 305049, 747149, 1321879, 2241447, 3965637, 17184427, 51553281]

約数ペア:

[(1, 51553281), (3, 17184427), (13, 3965637), (23, 2241447), (39, 1321879), (69, 747149), (169, 305049), (299, 172419), (507, 101683), (897, 57473), (3887, 13263), (4421, 11661)]