221875096

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{218381}}^1$

素因数の和:218514

約数の個数: 16

約数和(自身を含む): 419293440

約数和(自身を除く): 197418344

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 218381, 436762, 873524, 1747048, 27734387, 55468774, 110937548, 221875096]

約数ペア:

[(1, 221875096), (2, 110937548), (4, 55468774), (8, 27734387), (127, 1747048), (254, 873524), (508, 436762), (1016, 218381)]