487216705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 622702080

約数和(自身を除く): 135485375

約数列:

[1, 5, 23, 89, 115, 181, 263, 445, 905, 1315, 2047, 4163, 6049, 10235, 16109, 20815, 23407, 30245, 47603, 80545, 117035, 238015, 370507, 538361, 1094869, 1852535, 2691805, 4236667, 5474345, 21183335, 97443341, 487216705]

約数ペア:

[(1, 487216705), (5, 97443341), (23, 21183335), (89, 5474345), (115, 4236667), (181, 2691805), (263, 1852535), (445, 1094869), (905, 538361), (1315, 370507), (2047, 238015), (4163, 117035), (6049, 80545), (10235, 47603), (16109, 30245), (20815, 23407)]