139155730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1987939}}^1$

素因数の和:1987953

約数の個数: 16

約数和(自身を含む): 286263360

約数和(自身を除く): 147107630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1987939, 3975878, 9939695, 13915573, 19879390, 27831146, 69577865, 139155730]

約数ペア:

[(1, 139155730), (2, 69577865), (5, 27831146), (7, 19879390), (10, 13915573), (14, 9939695), (35, 3975878), (70, 1987939)]