56642787

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{15313}}^1$

素因数の和:15459

約数の個数: 16

約数和(自身を含む): 84533280

約数和(自身を除く): 27890493

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 15313, 45939, 137817, 413451, 2097881, 6293643, 18880929, 56642787]

約数ペア:

[(1, 56642787), (3, 18880929), (9, 6293643), (27, 2097881), (137, 413451), (411, 137817), (1233, 45939), (3699, 15313)]