7942137

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 12198912

約数和(自身を除く): 4256775

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 2887, 8661, 20209, 60627, 378197, 1134591, 2647379, 7942137]

約数ペア:

[(1, 7942137), (3, 2647379), (7, 1134591), (21, 378197), (131, 60627), (393, 20209), (917, 8661), (2751, 2887)]