27688149

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2036

約数の個数: 28

約数和(自身を含む): 43720000

約数和(自身を除く): 16031851

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 1999, 4617, 5997, 13851, 17991, 37981, 53973, 113943, 161919, 341829, 485757, 1025487, 1457271, 3076461, 9229383, 27688149]

約数ペア:

[(1, 27688149), (3, 9229383), (9, 3076461), (19, 1457271), (27, 1025487), (57, 485757), (81, 341829), (171, 161919), (243, 113943), (513, 53973), (729, 37981), (1539, 17991), (1999, 13851), (4617, 5997)]