20175271317

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{2977021}}^1$

素因数の和:2977281

約数の個数: 16

約数和(自身を含む): 30008381760

約数和(自身を除く): 9833110443

約数列:

[1, 3, 9, 27, 251, 753, 2259, 6777, 2977021, 8931063, 26793189, 80379567, 747232271, 2241696813, 6725090439, 20175271317]

約数ペア:

[(1, 20175271317), (3, 6725090439), (9, 2241696813), (27, 747232271), (251, 80379567), (753, 26793189), (2259, 8931063), (6777, 2977021)]