13043907

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 19375200

約数和(自身を除く): 6331293

約数列:

[1, 3, 9, 71, 137, 149, 213, 411, 447, 639, 1233, 1341, 9727, 10579, 20413, 29181, 31737, 61239, 87543, 95211, 183717, 1449323, 4347969, 13043907]

約数ペア:

[(1, 13043907), (3, 4347969), (9, 1449323), (71, 183717), (137, 95211), (149, 87543), (213, 61239), (411, 31737), (447, 29181), (639, 20413), (1233, 10579), (1341, 9727)]