28447617

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 15904383

約数列:

[1, 3, 11, 19, 33, 57, 59, 177, 209, 627, 649, 769, 1121, 1947, 2307, 3363, 8459, 12331, 14611, 25377, 36993, 43833, 45371, 136113, 160721, 482163, 499081, 862049, 1497243, 2586147, 9482539, 28447617]

約数ペア:

[(1, 28447617), (3, 9482539), (11, 2586147), (19, 1497243), (33, 862049), (57, 499081), (59, 482163), (177, 160721), (209, 136113), (627, 45371), (649, 43833), (769, 36993), (1121, 25377), (1947, 14611), (2307, 12331), (3363, 8459)]