71456427

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2857}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 118298336

約数和(自身を除く): 46841909

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 2779, 2857, 3573, 8337, 8571, 19999, 25011, 25713, 59997, 179991, 1134229, 3402687, 7939603, 10208061, 23818809, 71456427]

約数ペア:

[(1, 71456427), (3, 23818809), (7, 10208061), (9, 7939603), (21, 3402687), (63, 1134229), (397, 179991), (1191, 59997), (2779, 25713), (2857, 25011), (3573, 19999), (8337, 8571)]