17960799

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 8042145

約数列:

[1, 3, 37, 43, 53, 71, 111, 129, 159, 213, 1591, 1961, 2279, 2627, 3053, 3763, 4773, 5883, 6837, 7881, 9159, 11289, 84323, 112961, 139231, 161809, 252969, 338883, 417693, 485427, 5986933, 17960799]

約数ペア:

[(1, 17960799), (3, 5986933), (37, 485427), (43, 417693), (53, 338883), (71, 252969), (111, 161809), (129, 139231), (159, 112961), (213, 84323), (1591, 11289), (1961, 9159), (2279, 7881), (2627, 6837), (3053, 5883), (3763, 4773)]