27721251

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{27749}}^1$

素因数の和:27795

約数の個数: 16

約数和(自身を含む): 42180000

約数和(自身を除く): 14458749

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 27749, 83247, 249741, 749223, 1026713, 3080139, 9240417, 27721251]

約数ペア:

[(1, 27721251), (3, 9240417), (9, 3080139), (27, 1026713), (37, 749223), (111, 249741), (333, 83247), (999, 27749)]