123380889

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 179942400

約数和(自身を除く): 56561511

約数列:

[1, 3, 19, 43, 57, 71, 129, 213, 709, 817, 1349, 2127, 2451, 3053, 4047, 9159, 13471, 30487, 40413, 50339, 58007, 91461, 151017, 174021, 579253, 956441, 1737759, 2164577, 2869323, 6493731, 41126963, 123380889]

約数ペア:

[(1, 123380889), (3, 41126963), (19, 6493731), (43, 2869323), (57, 2164577), (71, 1737759), (129, 956441), (213, 579253), (709, 174021), (817, 151017), (1349, 91461), (2127, 58007), (2451, 50339), (3053, 40413), (4047, 30487), (9159, 13471)]