128790873

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2719}}^1$

素因数の和:3021

約数の個数: 24

約数和(自身を含む): 196601600

約数和(自身を除く): 67810727

約数列:

[1, 3, 9, 19, 57, 171, 277, 831, 2493, 2719, 5263, 8157, 15789, 24471, 47367, 51661, 154983, 464949, 753163, 2259489, 6778467, 14310097, 42930291, 128790873]

約数ペア:

[(1, 128790873), (3, 42930291), (9, 14310097), (19, 6778467), (57, 2259489), (171, 753163), (277, 464949), (831, 154983), (2493, 51661), (2719, 47367), (5263, 24471), (8157, 15789)]