81831119

素因数分解:

${\mathrm{19}}^2\times {\mathrm{419}}^1\times {\mathrm{541}}^1$

素因数の和:998

約数の個数: 12

約数和(自身を含む): 86730840

約数和(自身を除く): 4899721

約数列:

[1, 19, 361, 419, 541, 7961, 10279, 151259, 195301, 226679, 4306901, 81831119]

約数ペア:

[(1, 81831119), (19, 4306901), (361, 226679), (419, 195301), (541, 151259), (7961, 10279)]