288217870

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{394819}}^1$

素因数の和:394899

約数の個数: 16

約数和(自身を含む): 525900240

約数和(自身を除く): 237682370

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 394819, 789638, 1974095, 3948190, 28821787, 57643574, 144108935, 288217870]

約数ペア:

[(1, 288217870), (2, 144108935), (5, 57643574), (10, 28821787), (73, 3948190), (146, 1974095), (365, 789638), (730, 394819)]