213573075

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{27647}}^1$

素因数の和:27763

約数の個数: 24

約数和(自身を含む): 356548608

約数和(自身を除く): 142975533

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 7725, 27647, 82941, 138235, 414705, 691175, 2073525, 2847641, 8542923, 14238205, 42714615, 71191025, 213573075]

約数ペア:

[(1, 213573075), (3, 71191025), (5, 42714615), (15, 14238205), (25, 8542923), (75, 2847641), (103, 2073525), (309, 691175), (515, 414705), (1545, 138235), (2575, 82941), (7725, 27647)]