239381961

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5807}}^1$

素因数の和:5981

約数の個数: 32

約数和(自身を含む): 395501568

約数和(自身を除く): 156119607

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 1057, 1963, 3171, 5807, 5889, 13741, 17421, 40649, 41223, 75491, 121947, 226473, 528437, 876857, 1585311, 2630571, 6137999, 11399141, 18413997, 34197423, 79793987, 239381961]

約数ペア:

[(1, 239381961), (3, 79793987), (7, 34197423), (13, 18413997), (21, 11399141), (39, 6137999), (91, 2630571), (151, 1585311), (273, 876857), (453, 528437), (1057, 226473), (1963, 121947), (3171, 75491), (5807, 41223), (5889, 40649), (13741, 17421)]