664136495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4871}}^1$

素因数の和:4991

約数の個数: 32

約数和(自身を含む): 906425856

約数和(自身を除く): 242289361

約数列:

[1, 5, 11, 37, 55, 67, 185, 335, 407, 737, 2035, 2479, 3685, 4871, 12395, 24355, 27269, 53581, 136345, 180227, 267905, 326357, 901135, 1631785, 1982497, 3589927, 9912485, 12075209, 17949635, 60376045, 132827299, 664136495]

約数ペア:

[(1, 664136495), (5, 132827299), (11, 60376045), (37, 17949635), (55, 12075209), (67, 9912485), (185, 3589927), (335, 1982497), (407, 1631785), (737, 901135), (2035, 326357), (2479, 267905), (3685, 180227), (4871, 136345), (12395, 53581), (24355, 27269)]