57180207

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{10513}}^1$

素因数の和:10567

約数の個数: 24

約数和(自身を含む): 91093296

約数和(自身を除く): 33913089

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 10513, 31539, 73591, 220773, 388981, 515137, 1166943, 1545411, 2722867, 8168601, 19060069, 57180207]

約数ペア:

[(1, 57180207), (3, 19060069), (7, 8168601), (21, 2722867), (37, 1545411), (49, 1166943), (111, 515137), (147, 388981), (259, 220773), (777, 73591), (1813, 31539), (5439, 10513)]