8387967

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 13322496

約数和(自身を除く): 4934529

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1327, 2107, 3981, 6321, 9289, 27867, 57061, 65023, 171183, 195069, 399427, 1198281, 2795989, 8387967]

約数ペア:

[(1, 8387967), (3, 2795989), (7, 1198281), (21, 399427), (43, 195069), (49, 171183), (129, 65023), (147, 57061), (301, 27867), (903, 9289), (1327, 6321), (2107, 3981)]