51720009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{25693}}^1$

素因数の和:25768

約数の個数: 16

約数和(自身を含む): 76465344

約数和(自身を除く): 24745335

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 25693, 77079, 282623, 847869, 1567273, 4701819, 17240003, 51720009]

約数ペア:

[(1, 51720009), (3, 17240003), (11, 4701819), (33, 1567273), (61, 847869), (183, 282623), (671, 77079), (2013, 25693)]