17400019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 21627648

約数和(自身を除く): 4227629

約数列:

[1, 7, 13, 91, 107, 749, 1391, 1787, 9737, 12509, 23231, 162617, 191209, 1338463, 2485717, 17400019]

約数ペア:

[(1, 17400019), (7, 2485717), (13, 1338463), (91, 191209), (107, 162617), (749, 23231), (1391, 12509), (1787, 9737)]