66796989

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2017}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 108487680

約数和(自身を除く): 41690691

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 581, 1577, 1743, 2017, 4731, 6051, 11039, 14119, 33117, 38323, 42357, 114969, 167411, 268261, 502233, 804783, 1171877, 3180809, 3515631, 9542427, 22265663, 66796989]

約数ペア:

[(1, 66796989), (3, 22265663), (7, 9542427), (19, 3515631), (21, 3180809), (57, 1171877), (83, 804783), (133, 502233), (249, 268261), (399, 167411), (581, 114969), (1577, 42357), (1743, 38323), (2017, 33117), (4731, 14119), (6051, 11039)]