28465409

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2791}}^1$

素因数の和:2876

約数の個数: 16

約数和(自身を含む): 34308096

約数和(自身を除く): 5842687

約数列:

[1, 7, 31, 47, 217, 329, 1457, 2791, 10199, 19537, 86521, 131177, 605647, 918239, 4066487, 28465409]

約数ペア:

[(1, 28465409), (7, 4066487), (31, 918239), (47, 605647), (217, 131177), (329, 86521), (1457, 19537), (2791, 10199)]