2897127

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:820

約数の個数: 20

約数和(自身を含む): 4425696

約数和(自身を除く): 1528569

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 761, 1269, 2283, 3807, 6849, 20547, 35767, 61641, 107301, 321903, 965709, 2897127]

約数ペア:

[(1, 2897127), (3, 965709), (9, 321903), (27, 107301), (47, 61641), (81, 35767), (141, 20547), (423, 6849), (761, 3807), (1269, 2283)]