64626884

素因数分解:

$2^2\times 7^2\times {\mathrm{329729}}^1$

素因数の和:329747

約数の個数: 18

約数和(自身を含む): 131562270

約数和(自身を除く): 66935386

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 329729, 659458, 1318916, 2308103, 4616206, 9232412, 16156721, 32313442, 64626884]

約数ペア:

[(1, 64626884), (2, 32313442), (4, 16156721), (7, 9232412), (14, 4616206), (28, 2308103), (49, 1318916), (98, 659458), (196, 329729)]