71881251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{42863}}^1$

素因数の和:42922

約数の個数: 16

約数和(自身を含む): 105616896

約数和(自身を除く): 33735645

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 42863, 128589, 557219, 1671657, 1843109, 5529327, 23960417, 71881251]

約数ペア:

[(1, 71881251), (3, 23960417), (13, 5529327), (39, 1843109), (43, 1671657), (129, 557219), (559, 128589), (1677, 42863)]