31780977

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11863}}^1$

素因数の和:11932

約数の個数: 16

約数和(自身を含む): 45557760

約数和(自身を除く): 13776783

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 11863, 35589, 225397, 557561, 676191, 1672683, 10593659, 31780977]

約数ペア:

[(1, 31780977), (3, 10593659), (19, 1672683), (47, 676191), (57, 557561), (141, 225397), (893, 35589), (2679, 11863)]