66078481

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 76677120

約数和(自身を除く): 10598639

約数列:

[1, 7, 127, 239, 311, 889, 1673, 2177, 30353, 39497, 74329, 212471, 276479, 520303, 9439783, 66078481]

約数ペア:

[(1, 66078481), (7, 9439783), (127, 520303), (239, 276479), (311, 212471), (889, 74329), (1673, 39497), (2177, 30353)]