12247905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 21250944

約数和(自身を除く): 9003039

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1117, 2193, 3351, 3655, 5585, 10965, 16755, 18989, 48031, 56967, 94945, 144093, 240155, 284835, 720465, 816527, 2449581, 4082635, 12247905]

約数ペア:

[(1, 12247905), (3, 4082635), (5, 2449581), (15, 816527), (17, 720465), (43, 284835), (51, 240155), (85, 144093), (129, 94945), (215, 56967), (255, 48031), (645, 18989), (731, 16755), (1117, 10965), (2193, 5585), (3351, 3655)]