56391867

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47111}}^1$

素因数の和:47143

約数の個数: 24

約数和(自身を含む): 97992960

約数和(自身を除く): 41601093

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 47111, 141333, 329777, 423999, 895109, 989331, 2685327, 2967993, 6265763, 8055981, 18797289, 56391867]

約数ペア:

[(1, 56391867), (3, 18797289), (7, 8055981), (9, 6265763), (19, 2967993), (21, 2685327), (57, 989331), (63, 895109), (133, 423999), (171, 329777), (399, 141333), (1197, 47111)]