81564702

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{21011}}^1$

素因数の和:21663

約数の個数: 16

約数和(自身を含む): 163389312

約数和(自身を除く): 81824610

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 21011, 42022, 63033, 126066, 13594117, 27188234, 40782351, 81564702]

約数ペア:

[(1, 81564702), (2, 40782351), (3, 27188234), (6, 13594117), (647, 126066), (1294, 63033), (1941, 42022), (3882, 21011)]