31585235

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 45849888

約数和(自身を除く): 14264653

約数列:

[1, 5, 11, 17, 37, 55, 83, 85, 121, 185, 187, 407, 415, 605, 629, 913, 935, 1411, 2035, 2057, 3071, 3145, 4477, 4565, 6919, 7055, 10043, 10285, 15355, 15521, 22385, 33781, 34595, 50215, 52207, 76109, 77605, 168905, 170731, 261035, 371591, 380545, 574277, 853655, 1857955, 2871385, 6317047, 31585235]

約数ペア:

[(1, 31585235), (5, 6317047), (11, 2871385), (17, 1857955), (37, 853655), (55, 574277), (83, 380545), (85, 371591), (121, 261035), (185, 170731), (187, 168905), (407, 77605), (415, 76109), (605, 52207), (629, 50215), (913, 34595), (935, 33781), (1411, 22385), (2035, 15521), (2057, 15355), (3071, 10285), (3145, 10043), (4477, 7055), (4565, 6919)]