288145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 421632

約数和(自身を除く): 133487

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 169, 341, 403, 715, 845, 1705, 1859, 2015, 4433, 5239, 9295, 22165, 26195, 57629, 288145]

約数ペア:

[(1, 288145), (5, 57629), (11, 26195), (13, 22165), (31, 9295), (55, 5239), (65, 4433), (143, 2015), (155, 1859), (169, 1705), (341, 845), (403, 715)]