128869265

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{30941}}^1$

素因数の和:30977

約数の個数: 24

約数和(自身を含む): 190478952

約数和(自身を除く): 61609687

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 30941, 154705, 216587, 525997, 1082935, 1516109, 2629985, 3681979, 7580545, 18409895, 25773853, 128869265]

約数ペア:

[(1, 128869265), (5, 25773853), (7, 18409895), (17, 7580545), (35, 3681979), (49, 2629985), (85, 1516109), (119, 1082935), (245, 525997), (595, 216587), (833, 154705), (4165, 30941)]