274380291

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{8753}}^1$

素因数の和:8814

約数の個数: 28

約数和(自身を含む): 420997368

約数和(自身を除く): 146617077

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 1161, 3483, 8753, 10449, 26259, 31347, 78777, 236331, 376379, 708993, 1129137, 2126979, 3387411, 6380937, 10162233, 30486699, 91460097, 274380291]

約数ペア:

[(1, 274380291), (3, 91460097), (9, 30486699), (27, 10162233), (43, 6380937), (81, 3387411), (129, 2126979), (243, 1129137), (387, 708993), (729, 376379), (1161, 236331), (3483, 78777), (8753, 31347), (10449, 26259)]