28206824

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 54001920

約数和(自身を除く): 25795096

約数列:

[1, 2, 4, 8, 97, 163, 194, 223, 326, 388, 446, 652, 776, 892, 1304, 1784, 15811, 21631, 31622, 36349, 43262, 63244, 72698, 86524, 126488, 145396, 173048, 290792, 3525853, 7051706, 14103412, 28206824]

約数ペア:

[(1, 28206824), (2, 14103412), (4, 7051706), (8, 3525853), (97, 290792), (163, 173048), (194, 145396), (223, 126488), (326, 86524), (388, 72698), (446, 63244), (652, 43262), (776, 36349), (892, 31622), (1304, 21631), (1784, 15811)]