1270485

素因数分解:

$3^4\times 5^1\times {\mathrm{3137}}^1$

素因数の和:3154

約数の個数: 20

約数和(自身を含む): 2278188

約数和(自身を除く): 1007703

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3137, 9411, 15685, 28233, 47055, 84699, 141165, 254097, 423495, 1270485]

約数ペア:

[(1, 1270485), (3, 423495), (5, 254097), (9, 141165), (15, 84699), (27, 47055), (45, 28233), (81, 15685), (135, 9411), (405, 3137)]