1966713

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 3233952

約数和(自身を除く): 1267239

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 787, 833, 2361, 2499, 5509, 13379, 16527, 38563, 40137, 93653, 115689, 280959, 655571, 1966713]

約数ペア:

[(1, 1966713), (3, 655571), (7, 280959), (17, 115689), (21, 93653), (49, 40137), (51, 38563), (119, 16527), (147, 13379), (357, 5509), (787, 2499), (833, 2361)]