2123739

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:336

約数の個数: 20

約数和(自身を含む): 3211824

約数和(自身を除く): 1088085

約数列:

[1, 3, 9, 27, 81, 157, 167, 471, 501, 1413, 1503, 4239, 4509, 12717, 13527, 26219, 78657, 235971, 707913, 2123739]

約数ペア:

[(1, 2123739), (3, 707913), (9, 235971), (27, 78657), (81, 26219), (157, 13527), (167, 12717), (471, 4509), (501, 4239), (1413, 1503)]