17265425

素因数分解:

$5^2\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 18

約数和(自身を含む): 21873414

約数和(自身を除く): 4607989

約数列:

[1, 5, 25, 71, 137, 355, 685, 1775, 3425, 5041, 9727, 25205, 48635, 126025, 243175, 690617, 3453085, 17265425]

約数ペア:

[(1, 17265425), (5, 3453085), (25, 690617), (71, 243175), (137, 126025), (355, 48635), (685, 25205), (1775, 9727), (3425, 5041)]