142421865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7789}}^1$

素因数の和:7873

約数の個数: 32

約数和(自身を含む): 242300160

約数和(自身を除く): 99878295

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3657, 6095, 7789, 18285, 23367, 38945, 116835, 179147, 412817, 537441, 895735, 1238451, 2064085, 2687205, 6192255, 9494791, 28484373, 47473955, 142421865]

約数ペア:

[(1, 142421865), (3, 47473955), (5, 28484373), (15, 9494791), (23, 6192255), (53, 2687205), (69, 2064085), (115, 1238451), (159, 895735), (265, 537441), (345, 412817), (795, 179147), (1219, 116835), (3657, 38945), (6095, 23367), (7789, 18285)]