87551271

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8999}}^1$

素因数の和:9075

約数の個数: 24

約数和(自身を含む): 134784000

約数和(自身を除く): 47232729

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 8999, 9729, 26997, 80991, 206977, 422953, 620931, 1268859, 1862793, 3806577, 9727919, 29183757, 87551271]

約数ペア:

[(1, 87551271), (3, 29183757), (9, 9727919), (23, 3806577), (47, 1862793), (69, 1268859), (141, 620931), (207, 422953), (423, 206977), (1081, 80991), (3243, 26997), (8999, 9729)]