16201619

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 18966528

約数和(自身を除く): 2764909

約数列:

[1, 7, 97, 107, 223, 679, 749, 1561, 10379, 21631, 23861, 72653, 151417, 167027, 2314517, 16201619]

約数ペア:

[(1, 16201619), (7, 2314517), (97, 167027), (107, 151417), (223, 72653), (679, 23861), (749, 21631), (1561, 10379)]