2602221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 3709440

約数和(自身を除く): 1107219

約数列:

[1, 3, 19, 57, 71, 213, 643, 1349, 1929, 4047, 12217, 36651, 45653, 136959, 867407, 2602221]

約数ペア:

[(1, 2602221), (3, 867407), (19, 136959), (57, 45653), (71, 36651), (213, 12217), (643, 4047), (1349, 1929)]