27990039

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121169}}^1$

素因数の和:121190

約数の個数: 16

約数和(自身を含む): 46529280

約数和(自身を除く): 18539241

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 121169, 363507, 848183, 1332859, 2544549, 3998577, 9330013, 27990039]

約数ペア:

[(1, 27990039), (3, 9330013), (7, 3998577), (11, 2544549), (21, 1332859), (33, 848183), (77, 363507), (231, 121169)]