66899931

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1567}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 41480229

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 1567, 2033, 2247, 4701, 6099, 10969, 14231, 29773, 32907, 42693, 89319, 167669, 208411, 503007, 625233, 1173683, 3185711, 3521049, 9557133, 22299977, 66899931]

約数ペア:

[(1, 66899931), (3, 22299977), (7, 9557133), (19, 3521049), (21, 3185711), (57, 1173683), (107, 625233), (133, 503007), (321, 208411), (399, 167669), (749, 89319), (1567, 42693), (2033, 32907), (2247, 29773), (4701, 14231), (6099, 10969)]