12821417

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 15633792

約数和(自身を除く): 2812375

約数列:

[1, 7, 17, 119, 163, 661, 1141, 2771, 4627, 11237, 19397, 78659, 107743, 754201, 1831631, 12821417]

約数ペア:

[(1, 12821417), (7, 1831631), (17, 754201), (119, 107743), (163, 78659), (661, 19397), (1141, 11237), (2771, 4627)]