13243391

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 16188480

約数和(自身を除く): 2945089

約数列:

[1, 7, 17, 109, 119, 763, 1021, 1853, 7147, 12971, 17357, 111289, 121499, 779023, 1891913, 13243391]

約数ペア:

[(1, 13243391), (7, 1891913), (17, 779023), (109, 121499), (119, 111289), (763, 17357), (1021, 12971), (1853, 7147)]