28080338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2089}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 50561280

約数和(自身を除く): 22480942

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 143, 286, 517, 611, 1034, 1222, 2089, 4178, 6721, 13442, 22979, 27157, 45958, 54314, 98183, 196366, 298727, 597454, 1080013, 1276379, 2160026, 2552758, 14040169, 28080338]

約数ペア:

[(1, 28080338), (2, 14040169), (11, 2552758), (13, 2160026), (22, 1276379), (26, 1080013), (47, 597454), (94, 298727), (143, 196366), (286, 98183), (517, 54314), (611, 45958), (1034, 27157), (1222, 22979), (2089, 13442), (4178, 6721)]