2871385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 4136832

約数和(自身を除く): 1265447

約数列:

[1, 5, 11, 17, 37, 55, 83, 85, 185, 187, 407, 415, 629, 913, 935, 1411, 2035, 3071, 3145, 4565, 6919, 7055, 15355, 15521, 33781, 34595, 52207, 77605, 168905, 261035, 574277, 2871385]

約数ペア:

[(1, 2871385), (5, 574277), (11, 261035), (17, 168905), (37, 77605), (55, 52207), (83, 34595), (85, 33781), (185, 15521), (187, 15355), (407, 7055), (415, 6919), (629, 4565), (913, 3145), (935, 3071), (1411, 2035)]