161008803

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{8317}}^1$

素因数の和:8568

約数の個数: 20

約数和(自身を含む): 241554720

約数和(自身を除く): 80545917

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 8317, 19359, 24951, 74853, 224559, 673677, 1987763, 5963289, 17889867, 53669601, 161008803]

約数ペア:

[(1, 161008803), (3, 53669601), (9, 17889867), (27, 5963289), (81, 1987763), (239, 673677), (717, 224559), (2151, 74853), (6453, 24951), (8317, 19359)]