1320405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 2298240

約数和(自身を除く): 977835

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 113, 123, 205, 285, 339, 565, 615, 779, 1695, 2147, 2337, 3895, 4633, 6441, 10735, 11685, 13899, 23165, 32205, 69495, 88027, 264081, 440135, 1320405]

約数ペア:

[(1, 1320405), (3, 440135), (5, 264081), (15, 88027), (19, 69495), (41, 32205), (57, 23165), (95, 13899), (113, 11685), (123, 10735), (205, 6441), (285, 4633), (339, 3895), (565, 2337), (615, 2147), (779, 1695)]