27738165

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2903}}^1$

素因数の和:2938

約数の個数: 48

約数和(自身を含む): 55617408

約数和(自身を除く): 27879243

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 2903, 3185, 8709, 9555, 14515, 20321, 37739, 43545, 60963, 101605, 113217, 142247, 188695, 264173, 304815, 426741, 566085, 711235, 792519, 1320865, 1849211, 2133705, 3962595, 5547633, 9246055, 27738165]

約数ペア:

[(1, 27738165), (3, 9246055), (5, 5547633), (7, 3962595), (13, 2133705), (15, 1849211), (21, 1320865), (35, 792519), (39, 711235), (49, 566085), (65, 426741), (91, 304815), (105, 264173), (147, 188695), (195, 142247), (245, 113217), (273, 101605), (455, 60963), (637, 43545), (735, 37739), (1365, 20321), (1911, 14515), (2903, 9555), (3185, 8709)]