27728901

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 41801760

約数和(自身を除く): 14072859

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 811, 1179, 2433, 3799, 7299, 11397, 23519, 34191, 70557, 106241, 211671, 318723, 956169, 3080989, 9242967, 27728901]

約数ペア:

[(1, 27728901), (3, 9242967), (9, 3080989), (29, 956169), (87, 318723), (131, 211671), (261, 106241), (393, 70557), (811, 34191), (1179, 23519), (2433, 11397), (3799, 7299)]