28652617

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 33510400

約数和(自身を除く): 4857783

約数列:

[1, 7, 67, 199, 307, 469, 1393, 2149, 13333, 20569, 61093, 93331, 143983, 427651, 4093231, 28652617]

約数ペア:

[(1, 28652617), (7, 4093231), (67, 427651), (199, 143983), (307, 93331), (469, 61093), (1393, 20569), (2149, 13333)]