12587211

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 23654400

約数和(自身を除く): 11067189

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 91, 109, 117, 141, 189, 273, 327, 329, 351, 423, 611, 763, 819, 981, 987, 1269, 1417, 1833, 2289, 2457, 2943, 2961, 4251, 4277, 5123, 5499, 6867, 8883, 9919, 12753, 12831, 15369, 16497, 20601, 29757, 35861, 38259, 38493, 46107, 66599, 89271, 107583, 115479, 138321, 199797, 267813, 322749, 466193, 599391, 968247, 1398579, 1798173, 4195737, 12587211]

約数ペア:

[(1, 12587211), (3, 4195737), (7, 1798173), (9, 1398579), (13, 968247), (21, 599391), (27, 466193), (39, 322749), (47, 267813), (63, 199797), (91, 138321), (109, 115479), (117, 107583), (141, 89271), (189, 66599), (273, 46107), (327, 38493), (329, 38259), (351, 35861), (423, 29757), (611, 20601), (763, 16497), (819, 15369), (981, 12831), (987, 12753), (1269, 9919), (1417, 8883), (1833, 6867), (2289, 5499), (2457, 5123), (2943, 4277), (2961, 4251)]