2175417

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 20

約数和(自身を含む): 3293136

約数和(自身を除く): 1117719

約数列:

[1, 3, 9, 27, 81, 107, 251, 321, 753, 963, 2259, 2889, 6777, 8667, 20331, 26857, 80571, 241713, 725139, 2175417]

約数ペア:

[(1, 2175417), (3, 725139), (9, 241713), (27, 80571), (81, 26857), (107, 20331), (251, 8667), (321, 6777), (753, 2889), (963, 2259)]