13112155

素因数分解:

$5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 18509040

約数和(自身を除く): 5396885

約数列:

[1, 5, 7, 35, 49, 109, 245, 491, 545, 763, 2455, 3437, 3815, 5341, 17185, 24059, 26705, 53519, 120295, 267595, 374633, 1873165, 2622431, 13112155]

約数ペア:

[(1, 13112155), (5, 2622431), (7, 1873165), (35, 374633), (49, 267595), (109, 120295), (245, 53519), (491, 26705), (545, 24059), (763, 17185), (2455, 5341), (3437, 3815)]