28201173

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9391}}^1$

素因数の和:9425

約数の個数: 32

約数和(自身を含む): 50491392

約数和(自身を除く): 22290219

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 9391, 28173, 65737, 103301, 122083, 197211, 309903, 366249, 723107, 854581, 1342913, 2169321, 2563743, 4028739, 9400391, 28201173]

約数ペア:

[(1, 28201173), (3, 9400391), (7, 4028739), (11, 2563743), (13, 2169321), (21, 1342913), (33, 854581), (39, 723107), (77, 366249), (91, 309903), (143, 197211), (231, 122083), (273, 103301), (429, 65737), (1001, 28173), (3003, 9391)]