73261989

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{12739}}^1$

素因数の和:12822

約数の個数: 20

約数和(自身を含む): 110990880

約数和(自身を除く): 37728891

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 12739, 38217, 114651, 343953, 904469, 1031859, 2713407, 8140221, 24420663, 73261989]

約数ペア:

[(1, 73261989), (3, 24420663), (9, 8140221), (27, 2713407), (71, 1031859), (81, 904469), (213, 343953), (639, 114651), (1917, 38217), (5751, 12739)]