55708641

素因数分解:

$3^4\times {\mathrm{647}}^1\times {\mathrm{1063}}^1$

素因数の和:1722

約数の個数: 20

約数和(自身を含む): 83426112

約数和(自身を除く): 27717471

約数列:

[1, 3, 9, 27, 81, 647, 1063, 1941, 3189, 5823, 9567, 17469, 28701, 52407, 86103, 687761, 2063283, 6189849, 18569547, 55708641]

約数ペア:

[(1, 55708641), (3, 18569547), (9, 6189849), (27, 2063283), (81, 687761), (647, 86103), (1063, 52407), (1941, 28701), (3189, 17469), (5823, 9567)]