27916731

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{7333}}^1$

素因数の和:7392

約数の個数: 20

約数和(自身を含む): 42595872

約数和(自身を除く): 14679141

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 7333, 21999, 65997, 197991, 344651, 593973, 1033953, 3101859, 9305577, 27916731]

約数ペア:

[(1, 27916731), (3, 9305577), (9, 3101859), (27, 1033953), (47, 593973), (81, 344651), (141, 197991), (423, 65997), (1269, 21999), (3807, 7333)]