664706887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{72733}}^1$

素因数の和:72802

約数の個数: 16

約数和(自身を含む): 773889760

約数和(自身を除く): 109182873

約数列:

[1, 13, 19, 37, 247, 481, 703, 9139, 72733, 945529, 1381927, 2691121, 17965051, 34984573, 51131299, 664706887]

約数ペア:

[(1, 664706887), (13, 51131299), (19, 34984573), (37, 17965051), (247, 2691121), (481, 1381927), (703, 945529), (9139, 72733)]