28451628

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{2011}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 74363520

約数和(自身を除く): 45911892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 2011, 2358, 3537, 4022, 4716, 6033, 7074, 8044, 12066, 14148, 18099, 24132, 36198, 54297, 72396, 108594, 217188, 263441, 526882, 790323, 1053764, 1580646, 2370969, 3161292, 4741938, 7112907, 9483876, 14225814, 28451628]

約数ペア:

[(1, 28451628), (2, 14225814), (3, 9483876), (4, 7112907), (6, 4741938), (9, 3161292), (12, 2370969), (18, 1580646), (27, 1053764), (36, 790323), (54, 526882), (108, 263441), (131, 217188), (262, 108594), (393, 72396), (524, 54297), (786, 36198), (1179, 24132), (1572, 18099), (2011, 14148), (2358, 12066), (3537, 8044), (4022, 7074), (4716, 6033)]