90402445

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{19717}}^1$

素因数の和:19860

約数の個数: 16

約数和(自身を含む): 124933248

約数和(自身を除く): 34530803

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 19717, 98585, 138019, 690095, 2582927, 12914635, 18080489, 90402445]

約数ペア:

[(1, 90402445), (5, 18080489), (7, 12914635), (35, 2582927), (131, 690095), (655, 138019), (917, 98585), (4585, 19717)]