16945225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 23471712

約数和(自身を除く): 6526487

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1433, 2365, 7165, 11825, 15763, 35825, 61619, 78815, 308095, 394075, 677809, 1540475, 3389045, 16945225]

約数ペア:

[(1, 16945225), (5, 3389045), (11, 1540475), (25, 677809), (43, 394075), (55, 308095), (215, 78815), (275, 61619), (473, 35825), (1075, 15763), (1433, 11825), (2365, 7165)]