258690867

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79769}}^1$

素因数の和:79842

約数の個数: 16

約数和(自身を含む): 367580160

約数和(自身を除く): 108889293

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 79769, 239307, 1834687, 3749143, 5504061, 11247429, 86230289, 258690867]

約数ペア:

[(1, 258690867), (3, 86230289), (23, 11247429), (47, 5504061), (69, 3749143), (141, 1834687), (1081, 239307), (3243, 79769)]