128877224

素因数分解:

$2^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{3557}}^1$

素因数の和:4217

約数の個数: 32

約数和(自身を含む): 276670080

約数和(自身を除く): 147792856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 647, 1294, 2588, 3557, 4529, 5176, 7114, 9058, 14228, 18116, 24899, 28456, 36232, 49798, 99596, 199192, 2301379, 4602758, 9205516, 16109653, 18411032, 32219306, 64438612, 128877224]

約数ペア:

[(1, 128877224), (2, 64438612), (4, 32219306), (7, 18411032), (8, 16109653), (14, 9205516), (28, 4602758), (56, 2301379), (647, 199192), (1294, 99596), (2588, 49798), (3557, 36232), (4529, 28456), (5176, 24899), (7114, 18116), (9058, 14228)]