8656115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 12122880

約数和(自身を除く): 3466765

約数列:

[1, 5, 13, 19, 43, 65, 95, 163, 215, 247, 559, 815, 817, 1235, 2119, 2795, 3097, 4085, 7009, 10595, 10621, 15485, 35045, 40261, 53105, 91117, 133171, 201305, 455585, 665855, 1731223, 8656115]

約数ペア:

[(1, 8656115), (5, 1731223), (13, 665855), (19, 455585), (43, 201305), (65, 133171), (95, 91117), (163, 53105), (215, 40261), (247, 35045), (559, 15485), (815, 10621), (817, 10595), (1235, 7009), (2119, 4085), (2795, 3097)]