12706953

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31847}}^1$

素因数の和:31876

約数の個数: 16

約数和(自身を含む): 20382720

約数和(自身を除く): 7675767

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 31847, 95541, 222929, 605093, 668787, 1815279, 4235651, 12706953]

約数ペア:

[(1, 12706953), (3, 4235651), (7, 1815279), (19, 668787), (21, 605093), (57, 222929), (133, 95541), (399, 31847)]