78825439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 104841216

約数和(自身を除く): 26015777

約数列:

[1, 7, 11, 23, 47, 77, 161, 253, 329, 517, 947, 1081, 1771, 3619, 6629, 7567, 10417, 11891, 21781, 44509, 72919, 83237, 152467, 239591, 311563, 489599, 1023707, 1677137, 3427193, 7165949, 11260777, 78825439]

約数ペア:

[(1, 78825439), (7, 11260777), (11, 7165949), (23, 3427193), (47, 1677137), (77, 1023707), (161, 489599), (253, 311563), (329, 239591), (517, 152467), (947, 83237), (1081, 72919), (1771, 44509), (3619, 21781), (6629, 11891), (7567, 10417)]