28641739

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4339}}^1$

素因数の和:4410

約数の個数: 16

約数和(自身を含む): 34997760

約数和(自身を除く): 6356021

約数列:

[1, 7, 23, 41, 161, 287, 943, 4339, 6601, 30373, 99797, 177899, 698579, 1245293, 4091677, 28641739]

約数ペア:

[(1, 28641739), (7, 4091677), (23, 1245293), (41, 698579), (161, 177899), (287, 99797), (943, 30373), (4339, 6601)]