129780959

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 169816680

約数和(自身を除く): 40035721

約数列:

[1, 7, 11, 47, 49, 77, 109, 329, 517, 539, 763, 1199, 2209, 2303, 3619, 5123, 5341, 8393, 15463, 24299, 25333, 35861, 56353, 58751, 108241, 170093, 240781, 251027, 394471, 1190651, 1685467, 2648591, 2761297, 11798269, 18540137, 129780959]

約数ペア:

[(1, 129780959), (7, 18540137), (11, 11798269), (47, 2761297), (49, 2648591), (77, 1685467), (109, 1190651), (329, 394471), (517, 251027), (539, 240781), (763, 170093), (1199, 108241), (2209, 58751), (2303, 56353), (3619, 35861), (5123, 25333), (5341, 24299), (8393, 15463)]