81731133

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2837}}^1$

素因数の和:2954

約数の個数: 32

約数和(自身を含む): 133499520

約数和(自身を除く): 51768387

約数列:

[1, 3, 9, 11, 27, 33, 97, 99, 291, 297, 873, 1067, 2619, 2837, 3201, 8511, 9603, 25533, 28809, 31207, 76599, 93621, 275189, 280863, 825567, 842589, 2476701, 3027079, 7430103, 9081237, 27243711, 81731133]

約数ペア:

[(1, 81731133), (3, 27243711), (9, 9081237), (11, 7430103), (27, 3027079), (33, 2476701), (97, 842589), (99, 825567), (291, 280863), (297, 275189), (873, 93621), (1067, 76599), (2619, 31207), (2837, 28809), (3201, 25533), (8511, 9603)]