12716757

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8294

約数の個数: 20

約数和(自身を含む): 19998880

約数和(自身を除く): 7282123

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 8263, 24789, 74367, 156997, 223101, 470991, 669303, 1412973, 4238919, 12716757]

約数ペア:

[(1, 12716757), (3, 4238919), (9, 1412973), (19, 669303), (27, 470991), (57, 223101), (81, 156997), (171, 74367), (513, 24789), (1539, 8263)]