56679669

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{4457}}^1$

素因数の和:4626

約数の個数: 20

約数和(自身を含む): 85228044

約数和(自身を除く): 28548375

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 4457, 12717, 13371, 40113, 120339, 361017, 699749, 2099247, 6297741, 18893223, 56679669]

約数ペア:

[(1, 56679669), (3, 18893223), (9, 6297741), (27, 2099247), (81, 699749), (157, 361017), (471, 120339), (1413, 40113), (4239, 13371), (4457, 12717)]