7273881

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{1009}}^1$

素因数の和:1110

約数の個数: 20

約数和(自身を含む): 10998900

約数和(自身を除く): 3725019

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 1009, 2403, 3027, 7209, 9081, 27243, 81729, 89801, 269403, 808209, 2424627, 7273881]

約数ペア:

[(1, 7273881), (3, 2424627), (9, 808209), (27, 269403), (81, 89801), (89, 81729), (267, 27243), (801, 9081), (1009, 7209), (2403, 3027)]