12901955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8089}}^1$

素因数の和:8134

約数の個数: 16

約数和(自身を含む): 17474400

約数和(自身を除く): 4572445

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 8089, 40445, 88979, 234581, 444895, 1172905, 2580391, 12901955]

約数ペア:

[(1, 12901955), (5, 2580391), (11, 1172905), (29, 444895), (55, 234581), (145, 88979), (319, 40445), (1595, 8089)]