81904551

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{2797}}^1$

素因数の和:3070

約数の個数: 16

約数和(自身を含む): 112278144

約数和(自身を除く): 30373593

約数列:

[1, 3, 43, 129, 227, 681, 2797, 8391, 9761, 29283, 120271, 360813, 634919, 1904757, 27301517, 81904551]

約数ペア:

[(1, 81904551), (3, 27301517), (43, 1904757), (129, 634919), (227, 360813), (681, 120271), (2797, 29283), (8391, 9761)]