12768975

素因数分解:

$3^3\times 5^2\times {\mathrm{18917}}^1$

素因数の和:18936

約数の個数: 24

約数和(自身を含む): 23458320

約数和(自身を除く): 10689345

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 18917, 56751, 94585, 170253, 283755, 472925, 510759, 851265, 1418775, 2553795, 4256325, 12768975]

約数ペア:

[(1, 12768975), (3, 4256325), (5, 2553795), (9, 1418775), (15, 851265), (25, 510759), (27, 472925), (45, 283755), (75, 170253), (135, 94585), (225, 56751), (675, 18917)]