17245791

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9257}}^1$

素因数の和:9292

約数の個数: 20

約数和(自身を含む): 26885232

約数和(自身を除く): 9639441

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9257, 27771, 83313, 212911, 249939, 638733, 749817, 1916199, 5748597, 17245791]

約数ペア:

[(1, 17245791), (3, 5748597), (9, 1916199), (23, 749817), (27, 638733), (69, 249939), (81, 212911), (207, 83313), (621, 27771), (1863, 9257)]