80668511

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7537}}^1$

素因数の和:7694

約数の個数: 16

約数和(自身を含む): 101310720

約数和(自身を除く): 20642209

約数列:

[1, 7, 11, 77, 139, 973, 1529, 7537, 10703, 52759, 82907, 580349, 1047643, 7333501, 11524073, 80668511]

約数ペア:

[(1, 80668511), (7, 11524073), (11, 7333501), (77, 1047643), (139, 580349), (973, 82907), (1529, 52759), (7537, 10703)]