27788255

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 38265696

約数和(自身を除く): 10477441

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 1997, 2783, 9985, 13915, 21967, 45931, 109835, 229655, 241637, 505241, 1208185, 2526205, 5557651, 27788255]

約数ペア:

[(1, 27788255), (5, 5557651), (11, 2526205), (23, 1208185), (55, 505241), (115, 241637), (121, 229655), (253, 109835), (605, 45931), (1265, 21967), (1997, 13915), (2783, 9985)]