256942251

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{2791}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 380236896

約数和(自身を除く): 123294645

約数列:

[1, 3, 9, 53, 159, 193, 477, 579, 1737, 2791, 8373, 10229, 25119, 30687, 92061, 147923, 443769, 538663, 1331307, 1615989, 4847967, 28549139, 85647417, 256942251]

約数ペア:

[(1, 256942251), (3, 85647417), (9, 28549139), (53, 4847967), (159, 1615989), (193, 1331307), (477, 538663), (579, 443769), (1737, 147923), (2791, 92061), (8373, 30687), (10229, 25119)]