12666375

素因数分解:

$3^6\times 5^3\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 56

約数和(自身を含む): 23871120

約数和(自身を除く): 11204745

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 139, 225, 243, 375, 405, 417, 675, 695, 729, 1125, 1215, 1251, 2025, 2085, 3375, 3475, 3645, 3753, 6075, 6255, 10125, 10425, 11259, 17375, 18225, 18765, 30375, 31275, 33777, 52125, 56295, 91125, 93825, 101331, 156375, 168885, 281475, 469125, 506655, 844425, 1407375, 2533275, 4222125, 12666375]

約数ペア:

[(1, 12666375), (3, 4222125), (5, 2533275), (9, 1407375), (15, 844425), (25, 506655), (27, 469125), (45, 281475), (75, 168885), (81, 156375), (125, 101331), (135, 93825), (139, 91125), (225, 56295), (243, 52125), (375, 33777), (405, 31275), (417, 30375), (675, 18765), (695, 18225), (729, 17375), (1125, 11259), (1215, 10425), (1251, 10125), (2025, 6255), (2085, 6075), (3375, 3753), (3475, 3645)]