2545785

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 4979520

約数和(自身を除く): 2433735

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 139, 165, 185, 333, 407, 417, 495, 555, 695, 1221, 1251, 1529, 1665, 2035, 2085, 3663, 4587, 5143, 6105, 6255, 7645, 13761, 15429, 18315, 22935, 25715, 46287, 56573, 68805, 77145, 169719, 231435, 282865, 509157, 848595, 2545785]

約数ペア:

[(1, 2545785), (3, 848595), (5, 509157), (9, 282865), (11, 231435), (15, 169719), (33, 77145), (37, 68805), (45, 56573), (55, 46287), (99, 25715), (111, 22935), (139, 18315), (165, 15429), (185, 13761), (333, 7645), (407, 6255), (417, 6105), (495, 5143), (555, 4587), (695, 3663), (1221, 2085), (1251, 2035), (1529, 1665)]