8986905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 17147520

約数和(自身を除く): 8160615

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 457, 855, 1035, 1311, 1371, 2185, 2285, 3933, 4113, 6555, 6855, 8683, 10511, 19665, 20565, 26049, 31533, 43415, 52555, 78147, 94599, 130245, 157665, 199709, 390735, 472995, 599127, 998545, 1797381, 2995635, 8986905]

約数ペア:

[(1, 8986905), (3, 2995635), (5, 1797381), (9, 998545), (15, 599127), (19, 472995), (23, 390735), (45, 199709), (57, 157665), (69, 130245), (95, 94599), (115, 78147), (171, 52555), (207, 43415), (285, 31533), (345, 26049), (437, 20565), (457, 19665), (855, 10511), (1035, 8683), (1311, 6855), (1371, 6555), (2185, 4113), (2285, 3933)]