128415726

素因数分解:

$2^1\times 3^3\times {\mathrm{2378069}}^1$

素因数の和:2378080

約数の個数: 16

約数和(自身を含む): 285368400

約数和(自身を除く): 156952674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2378069, 4756138, 7134207, 14268414, 21402621, 42805242, 64207863, 128415726]

約数ペア:

[(1, 128415726), (2, 64207863), (3, 42805242), (6, 21402621), (9, 14268414), (18, 7134207), (27, 4756138), (54, 2378069)]