27128439

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{25763}}^1$

素因数の和:25788

約数の個数: 20

約数和(自身を含む): 43644216

約数和(自身を除く): 16515777

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 25763, 77289, 231867, 334919, 695601, 1004757, 2086803, 3014271, 9042813, 27128439]

約数ペア:

[(1, 27128439), (3, 9042813), (9, 3014271), (13, 2086803), (27, 1004757), (39, 695601), (81, 334919), (117, 231867), (351, 77289), (1053, 25763)]