66810646

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{280717}}^1$

素因数の和:280743

約数の個数: 16

約数和(自身を含む): 121270176

約数和(自身を除く): 54459530

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 280717, 561434, 1965019, 3930038, 4772189, 9544378, 33405323, 66810646]

約数ペア:

[(1, 66810646), (2, 33405323), (7, 9544378), (14, 4772189), (17, 3930038), (34, 1965019), (119, 561434), (238, 280717)]