26987013

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{5647}}^1$

素因数の和:5718

約数の個数: 20

約数和(自身を含む): 41004480

約数和(自身を除く): 14017467

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 5647, 16941, 50823, 152469, 333173, 457407, 999519, 2998557, 8995671, 26987013]

約数ペア:

[(1, 26987013), (3, 8995671), (9, 2998557), (27, 999519), (59, 457407), (81, 333173), (177, 152469), (531, 50823), (1593, 16941), (4779, 5647)]