90603989

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 111656160

約数和(自身を除く): 21052171

約数列:

[1, 7, 19, 49, 133, 307, 317, 931, 2149, 2219, 5833, 6023, 15043, 15533, 40831, 42161, 97319, 285817, 295127, 681233, 1849061, 4768631, 12943427, 90603989]

約数ペア:

[(1, 90603989), (7, 12943427), (19, 4768631), (49, 1849061), (133, 681233), (307, 295127), (317, 285817), (931, 97319), (2149, 42161), (2219, 40831), (5833, 15533), (6023, 15043)]