1721925

素因数分解:

$3^3\times 5^2\times {\mathrm{2551}}^1$

素因数の和:2570

約数の個数: 24

約数和(自身を含む): 3164480

約数和(自身を除く): 1442555

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 2551, 7653, 12755, 22959, 38265, 63775, 68877, 114795, 191325, 344385, 573975, 1721925]

約数ペア:

[(1, 1721925), (3, 573975), (5, 344385), (9, 191325), (15, 114795), (25, 68877), (27, 63775), (45, 38265), (75, 22959), (135, 12755), (225, 7653), (675, 2551)]