68611617

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{19699}}^1$

素因数の和:19754

約数の個数: 20

約数和(自身を含む): 104882800

約数和(自身を除く): 36271183

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 19699, 59097, 177291, 531873, 847057, 1595619, 2541171, 7623513, 22870539, 68611617]

約数ペア:

[(1, 68611617), (3, 22870539), (9, 7623513), (27, 2541171), (43, 1595619), (81, 847057), (129, 531873), (387, 177291), (1161, 59097), (3483, 19699)]