12819961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 16063488

約数和(自身を除く): 3243527

約数列:

[1, 7, 11, 77, 331, 503, 2317, 3521, 3641, 5533, 25487, 38731, 166493, 1165451, 1831423, 12819961]

約数ペア:

[(1, 12819961), (7, 1831423), (11, 1165451), (77, 166493), (331, 38731), (503, 25487), (2317, 5533), (3521, 3641)]