55791261

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29947}}^1$

素因数の和:29982

約数の個数: 20

約数和(自身を含む): 86968992

約数和(自身を除く): 31177731

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 29947, 89841, 269523, 688781, 808569, 2066343, 2425707, 6199029, 18597087, 55791261]

約数ペア:

[(1, 55791261), (3, 18597087), (9, 6199029), (23, 2425707), (27, 2066343), (69, 808569), (81, 688781), (207, 269523), (621, 89841), (1863, 29947)]