87281244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 229477248

約数和(自身を除く): 142196004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 197, 279, 372, 394, 397, 558, 591, 788, 794, 1116, 1182, 1191, 1588, 1773, 2364, 2382, 3546, 3573, 4764, 6107, 7092, 7146, 12214, 12307, 14292, 18321, 24428, 24614, 36642, 36921, 49228, 54963, 73284, 73842, 78209, 109926, 110763, 147684, 156418, 219852, 221526, 234627, 312836, 443052, 469254, 703881, 938508, 1407762, 2424479, 2815524, 4848958, 7273437, 9697916, 14546874, 21820311, 29093748, 43640622, 87281244]

約数ペア:

[(1, 87281244), (2, 43640622), (3, 29093748), (4, 21820311), (6, 14546874), (9, 9697916), (12, 7273437), (18, 4848958), (31, 2815524), (36, 2424479), (62, 1407762), (93, 938508), (124, 703881), (186, 469254), (197, 443052), (279, 312836), (372, 234627), (394, 221526), (397, 219852), (558, 156418), (591, 147684), (788, 110763), (794, 109926), (1116, 78209), (1182, 73842), (1191, 73284), (1588, 54963), (1773, 49228), (2364, 36921), (2382, 36642), (3546, 24614), (3573, 24428), (4764, 18321), (6107, 14292), (7092, 12307), (7146, 12214)]