2159245

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 2949408

約数和(自身を除く): 790163

約数列:

[1, 5, 11, 43, 55, 83, 121, 215, 415, 473, 605, 913, 2365, 3569, 4565, 5203, 10043, 17845, 26015, 39259, 50215, 196295, 431849, 2159245]

約数ペア:

[(1, 2159245), (5, 431849), (11, 196295), (43, 50215), (55, 39259), (83, 26015), (121, 17845), (215, 10043), (415, 5203), (473, 4565), (605, 3569), (913, 2365)]