26689509

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 50618880

約数和(自身を除く): 23929371

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 2027, 4389, 6081, 13167, 14189, 18243, 22297, 38513, 42567, 66891, 115539, 127701, 156079, 200673, 269591, 346617, 423643, 468237, 808773, 1270929, 1404711, 2426319, 2965501, 3812787, 8896503, 26689509]

約数ペア:

[(1, 26689509), (3, 8896503), (7, 3812787), (9, 2965501), (11, 2426319), (19, 1404711), (21, 1270929), (33, 808773), (57, 468237), (63, 423643), (77, 346617), (99, 269591), (133, 200673), (171, 156079), (209, 127701), (231, 115539), (399, 66891), (627, 42567), (693, 38513), (1197, 22297), (1463, 18243), (1881, 14189), (2027, 13167), (4389, 6081)]