12971486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2467}}^1$

素因数の和:2719

約数の個数: 16

約数和(自身を含む): 21323520

約数和(自身を除く): 8352034

約数列:

[1, 2, 11, 22, 239, 478, 2467, 2629, 4934, 5258, 27137, 54274, 589613, 1179226, 6485743, 12971486]

約数ペア:

[(1, 12971486), (2, 6485743), (11, 1179226), (22, 589613), (239, 54274), (478, 27137), (2467, 5258), (2629, 4934)]