8408127

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 14533120

約数和(自身を除く): 6124993

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1621, 1729, 4863, 5187, 11347, 21073, 30799, 34041, 63219, 92397, 147511, 215593, 400387, 442533, 646779, 1201161, 2802709, 8408127]

約数ペア:

[(1, 8408127), (3, 2802709), (7, 1201161), (13, 646779), (19, 442533), (21, 400387), (39, 215593), (57, 147511), (91, 92397), (133, 63219), (247, 34041), (273, 30799), (399, 21073), (741, 11347), (1621, 5187), (1729, 4863)]