12129993

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 20072448

約数和(自身を除く): 7942455

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 383, 391, 459, 621, 1149, 1173, 1377, 1863, 3447, 3519, 6511, 8809, 10341, 10557, 19533, 26427, 31023, 31671, 58599, 79281, 149753, 175797, 237843, 449259, 527391, 713529, 1347777, 4043331, 12129993]

約数ペア:

[(1, 12129993), (3, 4043331), (9, 1347777), (17, 713529), (23, 527391), (27, 449259), (51, 237843), (69, 175797), (81, 149753), (153, 79281), (207, 58599), (383, 31671), (391, 31023), (459, 26427), (621, 19533), (1149, 10557), (1173, 10341), (1377, 8809), (1863, 6511), (3447, 3519)]