15438865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 20903400

約数和(自身を除く): 5464535

約数列:

[1, 5, 13, 23, 65, 115, 299, 449, 529, 1495, 2245, 2645, 5837, 6877, 10327, 29185, 34385, 51635, 134251, 237521, 671255, 1187605, 3087773, 15438865]

約数ペア:

[(1, 15438865), (5, 3087773), (13, 1187605), (23, 671255), (65, 237521), (115, 134251), (299, 51635), (449, 34385), (529, 29185), (1495, 10327), (2245, 6877), (2645, 5837)]