16947225

素因数分解:

$3^4\times 5^2\times {\mathrm{8369}}^1$

素因数の和:8391

約数の個数: 30

約数和(自身を含む): 31395870

約数和(自身を除く): 14448645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 8369, 25107, 41845, 75321, 125535, 209225, 225963, 376605, 627675, 677889, 1129815, 1883025, 3389445, 5649075, 16947225]

約数ペア:

[(1, 16947225), (3, 5649075), (5, 3389445), (9, 1883025), (15, 1129815), (25, 677889), (27, 627675), (45, 376605), (75, 225963), (81, 209225), (135, 125535), (225, 75321), (405, 41845), (675, 25107), (2025, 8369)]