138861

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 16

約数和(自身を含む): 212800

約数和(自身を除く): 73939

約数列:

[1, 3, 9, 27, 37, 111, 139, 333, 417, 999, 1251, 3753, 5143, 15429, 46287, 138861]

約数ペア:

[(1, 138861), (3, 46287), (9, 15429), (27, 5143), (37, 3753), (111, 1251), (139, 999), (333, 417)]