248831073

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{2389}}^1$

素因数の和:2629

約数の個数: 24

約数和(自身を含む): 366874560

約数和(自身を除く): 118043487

約数列:

[1, 3, 9, 71, 163, 213, 489, 639, 1467, 2389, 7167, 11573, 21501, 34719, 104157, 169619, 389407, 508857, 1168221, 1526571, 3504663, 27647897, 82943691, 248831073]

約数ペア:

[(1, 248831073), (3, 82943691), (9, 27647897), (71, 3504663), (163, 1526571), (213, 1168221), (489, 508857), (639, 389407), (1467, 169619), (2389, 104157), (7167, 34719), (11573, 21501)]