2813375

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 16

約数和(自身を含む): 3571776

約数和(自身を除く): 758401

約数列:

[1, 5, 25, 71, 125, 317, 355, 1585, 1775, 7925, 8875, 22507, 39625, 112535, 562675, 2813375]

約数ペア:

[(1, 2813375), (5, 562675), (25, 112535), (71, 39625), (125, 22507), (317, 8875), (355, 7925), (1585, 1775)]