26805249

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2221}}^1$

素因数の和:2382

約数の個数: 20

約数和(自身を含む): 40329300

約数和(自身を除く): 13524051

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 2221, 4023, 6663, 12069, 19989, 59967, 179901, 330929, 992787, 2978361, 8935083, 26805249]

約数ペア:

[(1, 26805249), (3, 8935083), (9, 2978361), (27, 992787), (81, 330929), (149, 179901), (447, 59967), (1341, 19989), (2221, 12069), (4023, 6663)]