131272893

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{5279}}^1$

素因数の和:5598

約数の個数: 20

約数和(自身を含む): 196775040

約数和(自身を除く): 65502147

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 5279, 8289, 15837, 24867, 47511, 142533, 427599, 1620653, 4861959, 14585877, 43757631, 131272893]

約数ペア:

[(1, 131272893), (3, 43757631), (9, 14585877), (27, 4861959), (81, 1620653), (307, 427599), (921, 142533), (2763, 47511), (5279, 24867), (8289, 15837)]