128602607

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 153369216

約数和(自身を除く): 24766609

約数列:

[1, 7, 49, 83, 103, 307, 581, 721, 2149, 4067, 5047, 8549, 15043, 25481, 31621, 59843, 178367, 221347, 418901, 1248569, 1549429, 2624543, 18371801, 128602607]

約数ペア:

[(1, 128602607), (7, 18371801), (49, 2624543), (83, 1549429), (103, 1248569), (307, 418901), (581, 221347), (721, 178367), (2149, 59843), (4067, 31621), (5047, 25481), (8549, 15043)]