27659471

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 6048049

約数列:

[1, 7, 31, 49, 131, 139, 217, 917, 973, 1519, 4061, 4309, 6419, 6811, 18209, 28427, 30163, 127463, 198989, 211141, 564479, 892241, 3951353, 27659471]

約数ペア:

[(1, 27659471), (7, 3951353), (31, 892241), (49, 564479), (131, 211141), (139, 198989), (217, 127463), (917, 30163), (973, 28427), (1519, 18209), (4061, 6811), (4309, 6419)]