2015132391

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{697519}}^1$

素因数の和:697635

約数の個数: 16

約数和(自身を含む): 3013286400

約数和(自身を除く): 998154009

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 697519, 2092557, 6277671, 18833013, 74634533, 223903599, 671710797, 2015132391]

約数ペア:

[(1, 2015132391), (3, 671710797), (9, 223903599), (27, 74634533), (107, 18833013), (321, 6277671), (963, 2092557), (2889, 697519)]