28183608

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1987}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 76756680

約数和(自身を除く): 48573072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1576, 1773, 1987, 2364, 3546, 3974, 4728, 5961, 7092, 7948, 11922, 14184, 15896, 17883, 23844, 35766, 47688, 71532, 143064, 391439, 782878, 1174317, 1565756, 2348634, 3131512, 3522951, 4697268, 7045902, 9394536, 14091804, 28183608]

約数ペア:

[(1, 28183608), (2, 14091804), (3, 9394536), (4, 7045902), (6, 4697268), (8, 3522951), (9, 3131512), (12, 2348634), (18, 1565756), (24, 1174317), (36, 782878), (72, 391439), (197, 143064), (394, 71532), (591, 47688), (788, 35766), (1182, 23844), (1576, 17883), (1773, 15896), (1987, 14184), (2364, 11922), (3546, 7948), (3974, 7092), (4728, 5961)]