28761663

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{5683}}^1$

素因数の和:5934

約数の個数: 16

約数和(自身を含む): 44016896

約数和(自身を除く): 15255233

約数列:

[1, 3, 7, 21, 241, 723, 1687, 5061, 5683, 17049, 39781, 119343, 1369603, 4108809, 9587221, 28761663]

約数ペア:

[(1, 28761663), (3, 9587221), (7, 4108809), (21, 1369603), (241, 119343), (723, 39781), (1687, 17049), (5061, 5683)]