81286413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{6659}}^1$

素因数の和:6988

約数の個数: 16

約数和(自身を含む): 117109440

約数和(自身を除く): 35823027

約数列:

[1, 3, 13, 39, 313, 939, 4069, 6659, 12207, 19977, 86567, 259701, 2084267, 6252801, 27095471, 81286413]

約数ペア:

[(1, 81286413), (3, 27095471), (13, 6252801), (39, 2084267), (313, 259701), (939, 86567), (4069, 19977), (6659, 12207)]