12786345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2022

約数の個数: 48

約数和(自身を含む): 26050752

約数和(自身を除く): 13264407

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 1987, 2145, 5961, 6435, 9935, 17883, 21857, 25831, 29805, 65571, 77493, 89415, 109285, 129155, 196713, 232479, 284141, 327855, 387465, 852423, 983565, 1162395, 1420705, 2557269, 4262115, 12786345]

約数ペア:

[(1, 12786345), (3, 4262115), (5, 2557269), (9, 1420705), (11, 1162395), (13, 983565), (15, 852423), (33, 387465), (39, 327855), (45, 284141), (55, 232479), (65, 196713), (99, 129155), (117, 109285), (143, 89415), (165, 77493), (195, 65571), (429, 29805), (495, 25831), (585, 21857), (715, 17883), (1287, 9935), (1987, 6435), (2145, 5961)]