68662069

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 80078976

約数和(自身を除く): 11416907

約数列:

[1, 7, 67, 281, 469, 521, 1967, 3647, 18827, 34907, 131789, 146401, 244349, 1024807, 9808867, 68662069]

約数ペア:

[(1, 68662069), (7, 9808867), (67, 1024807), (281, 244349), (469, 146401), (521, 131789), (1967, 34907), (3647, 18827)]