1253808639

素因数分解:

$3^4\times {\mathrm{1907}}^1\times {\mathrm{8117}}^1$

素因数の和:10036

約数の個数: 20

約数和(自身を含む): 1874186424

約数和(自身を除く): 620377785

約数列:

[1, 3, 9, 27, 81, 1907, 5721, 8117, 17163, 24351, 51489, 73053, 154467, 219159, 657477, 15479119, 46437357, 139312071, 417936213, 1253808639]

約数ペア:

[(1, 1253808639), (3, 417936213), (9, 139312071), (27, 46437357), (81, 15479119), (1907, 657477), (5721, 219159), (8117, 154467), (17163, 73053), (24351, 51489)]