179666721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1747}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 287790720

約数和(自身を除く): 108123999

約数列:

[1, 3, 9, 13, 27, 39, 117, 293, 351, 879, 1747, 2637, 3809, 5241, 7911, 11427, 15723, 22711, 34281, 47169, 68133, 102843, 204399, 511871, 613197, 1535613, 4606839, 6654323, 13820517, 19962969, 59888907, 179666721]

約数ペア:

[(1, 179666721), (3, 59888907), (9, 19962969), (13, 13820517), (27, 6654323), (39, 4606839), (117, 1535613), (293, 613197), (351, 511871), (879, 204399), (1747, 102843), (2637, 68133), (3809, 47169), (5241, 34281), (7911, 22711), (11427, 15723)]