9905778

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 22778496

約数和(自身を除く): 12872718

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 207, 213, 337, 414, 426, 639, 674, 1011, 1278, 1633, 2022, 3033, 3266, 4899, 6066, 7751, 9798, 14697, 15502, 23253, 23927, 29394, 46506, 47854, 69759, 71781, 139518, 143562, 215343, 430686, 550321, 1100642, 1650963, 3301926, 4952889, 9905778]

約数ペア:

[(1, 9905778), (2, 4952889), (3, 3301926), (6, 1650963), (9, 1100642), (18, 550321), (23, 430686), (46, 215343), (69, 143562), (71, 139518), (138, 71781), (142, 69759), (207, 47854), (213, 46506), (337, 29394), (414, 23927), (426, 23253), (639, 15502), (674, 14697), (1011, 9798), (1278, 7751), (1633, 6066), (2022, 4899), (3033, 3266)]