1693989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 2718144

約数和(自身を除く): 1024155

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 241, 639, 723, 781, 2169, 2343, 2651, 7029, 7953, 17111, 23859, 51333, 153999, 188221, 564663, 1693989]

約数ペア:

[(1, 1693989), (3, 564663), (9, 188221), (11, 153999), (33, 51333), (71, 23859), (99, 17111), (213, 7953), (241, 7029), (639, 2651), (723, 2343), (781, 2169)]