64771238

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{17863}}^1$

素因数の和:17916

約数の個数: 24

約数和(自身を含む): 116080272

約数和(自身を除く): 51309034

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 17863, 35726, 125041, 250082, 660931, 875287, 1321862, 1750574, 4626517, 9253034, 32385619, 64771238]

約数ペア:

[(1, 64771238), (2, 32385619), (7, 9253034), (14, 4626517), (37, 1750574), (49, 1321862), (74, 875287), (98, 660931), (259, 250082), (518, 125041), (1813, 35726), (3626, 17863)]