16681293657

素因数分解:

$3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{105449}}^1$

素因数の和:105505

約数の個数: 56

約数和(自身を含む): 29505753600

約数和(自身を除く): 12824459943

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 279, 567, 651, 729, 837, 1701, 1953, 2511, 5103, 5859, 7533, 17577, 22599, 52731, 105449, 158193, 316347, 738143, 949041, 2214429, 2847123, 3268919, 6643287, 8541369, 9806757, 19929861, 22882433, 25624107, 29420271, 59789583, 68647299, 76872321, 88260813, 179368749, 205941897, 264782439, 538106247, 617825691, 794347317, 1853477073, 2383041951, 5560431219, 16681293657]

約数ペア:

[(1, 16681293657), (3, 5560431219), (7, 2383041951), (9, 1853477073), (21, 794347317), (27, 617825691), (31, 538106247), (63, 264782439), (81, 205941897), (93, 179368749), (189, 88260813), (217, 76872321), (243, 68647299), (279, 59789583), (567, 29420271), (651, 25624107), (729, 22882433), (837, 19929861), (1701, 9806757), (1953, 8541369), (2511, 6643287), (5103, 3268919), (5859, 2847123), (7533, 2214429), (17577, 949041), (22599, 738143), (52731, 316347), (105449, 158193)]