12211719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{601}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 17597664

約数和(自身を除く): 5385945

約数列:

[1, 3, 13, 39, 521, 601, 1563, 1803, 6773, 7813, 20319, 23439, 313121, 939363, 4070573, 12211719]

約数ペア:

[(1, 12211719), (3, 4070573), (13, 939363), (39, 313121), (521, 23439), (601, 20319), (1563, 7813), (1803, 6773)]