51565977

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 81544320

約数和(自身を除く): 29978343

約数列:

[1, 3, 9, 23, 27, 69, 81, 89, 207, 267, 311, 621, 801, 933, 1863, 2047, 2403, 2799, 6141, 7153, 7209, 8397, 18423, 21459, 25191, 27679, 55269, 64377, 83037, 165807, 193131, 249111, 579393, 636617, 747333, 1909851, 2241999, 5729553, 17188659, 51565977]

約数ペア:

[(1, 51565977), (3, 17188659), (9, 5729553), (23, 2241999), (27, 1909851), (69, 747333), (81, 636617), (89, 579393), (207, 249111), (267, 193131), (311, 165807), (621, 83037), (801, 64377), (933, 55269), (1863, 27679), (2047, 25191), (2403, 21459), (2799, 18423), (6141, 8397), (7153, 7209)]