12661875

素因数分解:

$3^2\times 5^4\times {\mathrm{2251}}^1$

素因数の和:2277

約数の個数: 30

約数和(自身を含む): 22864556

約数和(自身を除く): 10202681

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 2251, 5625, 6753, 11255, 20259, 33765, 56275, 101295, 168825, 281375, 506475, 844125, 1406875, 2532375, 4220625, 12661875]

約数ペア:

[(1, 12661875), (3, 4220625), (5, 2532375), (9, 1406875), (15, 844125), (25, 506475), (45, 281375), (75, 168825), (125, 101295), (225, 56275), (375, 33765), (625, 20259), (1125, 11255), (1875, 6753), (2251, 5625)]