457245

素因数分解:

$3^4\times 5^1\times {\mathrm{1129}}^1$

素因数の和:1146

約数の個数: 20

約数和(自身を含む): 820380

約数和(自身を除く): 363135

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1129, 3387, 5645, 10161, 16935, 30483, 50805, 91449, 152415, 457245]

約数ペア:

[(1, 457245), (3, 152415), (5, 91449), (9, 50805), (15, 30483), (27, 16935), (45, 10161), (81, 5645), (135, 3387), (405, 1129)]