27998892

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2123

約数の個数: 48

約数和(自身を含む): 73180800

約数和(自身を除く): 45181908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 1979, 2358, 3537, 3958, 4716, 5937, 7074, 7916, 11874, 14148, 17811, 23748, 35622, 53433, 71244, 106866, 213732, 259249, 518498, 777747, 1036996, 1555494, 2333241, 3110988, 4666482, 6999723, 9332964, 13999446, 27998892]

約数ペア:

[(1, 27998892), (2, 13999446), (3, 9332964), (4, 6999723), (6, 4666482), (9, 3110988), (12, 2333241), (18, 1555494), (27, 1036996), (36, 777747), (54, 518498), (108, 259249), (131, 213732), (262, 106866), (393, 71244), (524, 53433), (786, 35622), (1179, 23748), (1572, 17811), (1979, 14148), (2358, 11874), (3537, 7916), (3958, 7074), (4716, 5937)]