28165956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25793}}^1$

素因数の和:25820

約数の個数: 48

約数和(自身を含む): 80889984

約数和(自身を除く): 52724028

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 25793, 51586, 77379, 103172, 154758, 180551, 309516, 335309, 361102, 541653, 670618, 722204, 1005927, 1083306, 1341236, 2011854, 2166612, 2347163, 4023708, 4694326, 7041489, 9388652, 14082978, 28165956]

約数ペア:

[(1, 28165956), (2, 14082978), (3, 9388652), (4, 7041489), (6, 4694326), (7, 4023708), (12, 2347163), (13, 2166612), (14, 2011854), (21, 1341236), (26, 1083306), (28, 1005927), (39, 722204), (42, 670618), (52, 541653), (78, 361102), (84, 335309), (91, 309516), (156, 180551), (182, 154758), (273, 103172), (364, 77379), (546, 51586), (1092, 25793)]