28356885

素因数分解:

$3^5\times 5^1\times {\mathrm{23339}}^1$

素因数の和:23359

約数の個数: 24

約数和(自身を含む): 50974560

約数和(自身を除く): 22617675

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 23339, 70017, 116695, 210051, 350085, 630153, 1050255, 1890459, 3150765, 5671377, 9452295, 28356885]

約数ペア:

[(1, 28356885), (3, 9452295), (5, 5671377), (9, 3150765), (15, 1890459), (27, 1050255), (45, 630153), (81, 350085), (135, 210051), (243, 116695), (405, 70017), (1215, 23339)]