278156727

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{102001}}^1$

素因数の和:102111

約数の個数: 16

約数和(自身を含む): 416168160

約数和(自身を除く): 138011433

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 102001, 306003, 918009, 2754027, 10302101, 30906303, 92718909, 278156727]

約数ペア:

[(1, 278156727), (3, 92718909), (9, 30906303), (27, 10302101), (101, 2754027), (303, 918009), (909, 306003), (2727, 102001)]