217831306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{6343}}^1$

素因数の和:6586

約数の個数: 32

約数和(自身を含む): 409264128

約数和(自身を除く): 191432822

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 223, 446, 1561, 2453, 3122, 4906, 6343, 12686, 17171, 34342, 44401, 69773, 88802, 139546, 488411, 976822, 1414489, 2828978, 9901423, 15559379, 19802846, 31118758, 108915653, 217831306]

約数ペア:

[(1, 217831306), (2, 108915653), (7, 31118758), (11, 19802846), (14, 15559379), (22, 9901423), (77, 2828978), (154, 1414489), (223, 976822), (446, 488411), (1561, 139546), (2453, 88802), (3122, 69773), (4906, 44401), (6343, 34342), (12686, 17171)]