664304771

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{72689}}^1$

素因数の和:72758

約数の個数: 16

約数和(自身を含む): 773421600

約数和(自身を除く): 109116829

約数列:

[1, 13, 19, 37, 247, 481, 703, 9139, 72689, 944957, 1381091, 2689493, 17954183, 34963409, 51100367, 664304771]

約数ペア:

[(1, 664304771), (13, 51100367), (19, 34963409), (37, 17954183), (247, 2689493), (481, 1381091), (703, 944957), (9139, 72689)]