247486571

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1637}}^1$

素因数の和:1838

約数の個数: 16

約数和(自身を含む): 266666400

約数和(自身を除く): 19179829

約数列:

[1, 19, 73, 109, 1387, 1637, 2071, 7957, 31103, 119501, 151183, 178433, 2270519, 3390227, 13025609, 247486571]

約数ペア:

[(1, 247486571), (19, 13025609), (73, 3390227), (109, 2270519), (1387, 178433), (1637, 151183), (2071, 119501), (7957, 31103)]