51347583

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2053}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 85019168

約数和(自身を除く): 33671585

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 2053, 2779, 3573, 6159, 8337, 14371, 18477, 25011, 43113, 129339, 815041, 2445123, 5705287, 7335369, 17115861, 51347583]

約数ペア:

[(1, 51347583), (3, 17115861), (7, 7335369), (9, 5705287), (21, 2445123), (63, 815041), (397, 129339), (1191, 43113), (2053, 25011), (2779, 18477), (3573, 14371), (6159, 8337)]