64520827

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15649}}^1$

素因数の和:15706

約数の個数: 16

約数和(自身を含む): 80128000

約数和(自身を除く): 15607173

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 15649, 109543, 297331, 485119, 2081317, 3395833, 9217261, 64520827]

約数ペア:

[(1, 64520827), (7, 9217261), (19, 3395833), (31, 2081317), (133, 485119), (217, 297331), (589, 109543), (4123, 15649)]