28811678

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55621}}^1$

素因数の和:55667

約数の個数: 16

約数和(自身を含む): 50727264

約数和(自身を除く): 21915586

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 55621, 111242, 389347, 778694, 2057977, 4115954, 14405839, 28811678]

約数ペア:

[(1, 28811678), (2, 14405839), (7, 4115954), (14, 2057977), (37, 778694), (74, 389347), (259, 111242), (518, 55621)]