12205335

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 8069865

約数列:

[1, 3, 5, 15, 43, 127, 129, 149, 215, 381, 447, 635, 645, 745, 1905, 2235, 5461, 6407, 16383, 18923, 19221, 27305, 32035, 56769, 81915, 94615, 96105, 283845, 813689, 2441067, 4068445, 12205335]

約数ペア:

[(1, 12205335), (3, 4068445), (5, 2441067), (15, 813689), (43, 283845), (127, 96105), (129, 94615), (149, 81915), (215, 56769), (381, 32035), (447, 27305), (635, 19221), (645, 18923), (745, 16383), (1905, 6407), (2235, 5461)]