28176776

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 54172800

約数和(自身を除く): 25996024

約数列:

[1, 2, 4, 8, 71, 113, 142, 226, 284, 439, 452, 568, 878, 904, 1756, 3512, 8023, 16046, 31169, 32092, 49607, 62338, 64184, 99214, 124676, 198428, 249352, 396856, 3522097, 7044194, 14088388, 28176776]

約数ペア:

[(1, 28176776), (2, 14088388), (4, 7044194), (8, 3522097), (71, 396856), (113, 249352), (142, 198428), (226, 124676), (284, 99214), (439, 64184), (452, 62338), (568, 49607), (878, 32092), (904, 31169), (1756, 16046), (3512, 8023)]