129212163

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{691}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 189995520

約数和(自身を除く): 60783357

約数列:

[1, 3, 9, 79, 237, 263, 691, 711, 789, 2073, 2367, 6219, 20777, 54589, 62331, 163767, 181733, 186993, 491301, 545199, 1635597, 14356907, 43070721, 129212163]

約数ペア:

[(1, 129212163), (3, 43070721), (9, 14356907), (79, 1635597), (237, 545199), (263, 491301), (691, 186993), (711, 181733), (789, 163767), (2073, 62331), (2367, 54589), (6219, 20777)]