213882977

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{2029}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 274196160

約数和(自身を除く): 60313183

約数列:

[1, 7, 11, 37, 77, 259, 407, 1369, 2029, 2849, 9583, 14203, 15059, 22319, 75073, 105413, 156233, 525511, 825803, 2777701, 5780621, 19443907, 30554711, 213882977]

約数ペア:

[(1, 213882977), (7, 30554711), (11, 19443907), (37, 5780621), (77, 2777701), (259, 825803), (407, 525511), (1369, 156233), (2029, 105413), (2849, 75073), (9583, 22319), (14203, 15059)]