727644021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{28837}}^1$

素因数の和:29500

約数の個数: 16

約数和(自身を含む): 1046473344

約数和(自身を除く): 318829323

約数列:

[1, 3, 13, 39, 647, 1941, 8411, 25233, 28837, 86511, 374881, 1124643, 18657539, 55972617, 242548007, 727644021]

約数ペア:

[(1, 727644021), (3, 242548007), (13, 55972617), (39, 18657539), (647, 1124643), (1941, 374881), (8411, 86511), (25233, 28837)]