278096193

素因数分解:

$3^3\times {\mathrm{499}}^1\times {\mathrm{20641}}^1$

素因数の和:21149

約数の個数: 16

約数和(自身を含む): 412840000

約数和(自身を除く): 134743807

約数列:

[1, 3, 9, 27, 499, 1497, 4491, 13473, 20641, 61923, 185769, 557307, 10299859, 30899577, 92698731, 278096193]

約数ペア:

[(1, 278096193), (3, 92698731), (9, 30899577), (27, 10299859), (499, 557307), (1497, 185769), (4491, 61923), (13473, 20641)]