25577127

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{13729}}^1$

素因数の和:13764

約数の個数: 20

約数和(自身を含む): 39871920

約数和(自身を除く): 14294793

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 13729, 41187, 123561, 315767, 370683, 947301, 1112049, 2841903, 8525709, 25577127]

約数ペア:

[(1, 25577127), (3, 8525709), (9, 2841903), (23, 1112049), (27, 947301), (69, 370683), (81, 315767), (207, 123561), (621, 41187), (1863, 13729)]