4272993

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:826

約数の個数: 20

約数和(自身を含む): 6481728

約数和(自身を除く): 2208735

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 743, 1917, 2229, 5751, 6687, 20061, 52753, 60183, 158259, 474777, 1424331, 4272993]

約数ペア:

[(1, 4272993), (3, 1424331), (9, 474777), (27, 158259), (71, 60183), (81, 52753), (213, 20061), (639, 6687), (743, 5751), (1917, 2229)]