174967209

素因数分解:

$3^4\times {\mathrm{863}}^1\times {\mathrm{2503}}^1$

素因数の和:3378

約数の個数: 20

約数和(自身を含む): 261778176

約数和(自身を除く): 86810967

約数列:

[1, 3, 9, 27, 81, 863, 2503, 2589, 7509, 7767, 22527, 23301, 67581, 69903, 202743, 2160089, 6480267, 19440801, 58322403, 174967209]

約数ペア:

[(1, 174967209), (3, 58322403), (9, 19440801), (27, 6480267), (81, 2160089), (863, 202743), (2503, 69903), (2589, 67581), (7509, 23301), (7767, 22527)]