26478009

素因数分解:

$3^7\times {\mathrm{12107}}^1$

素因数の和:12128

約数の個数: 16

約数和(自身を含む): 39714240

約数和(自身を除く): 13236231

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 12107, 36321, 108963, 326889, 980667, 2942001, 8826003, 26478009]

約数ペア:

[(1, 26478009), (3, 8826003), (9, 2942001), (27, 980667), (81, 326889), (243, 108963), (729, 36321), (2187, 12107)]