3191967

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 20

約数和(自身を含む): 4817736

約数和(自身を除く): 1625769

約数列:

[1, 3, 9, 27, 81, 157, 251, 471, 753, 1413, 2259, 4239, 6777, 12717, 20331, 39407, 118221, 354663, 1063989, 3191967]

約数ペア:

[(1, 3191967), (3, 1063989), (9, 354663), (27, 118221), (81, 39407), (157, 20331), (251, 12717), (471, 6777), (753, 4239), (1413, 2259)]