78478851

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139891}}^1$

素因数の和:139922

約数の個数: 16

約数和(自身を含む): 120866688

約数和(自身を除く): 42387837

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 139891, 419673, 1538801, 2378147, 4616403, 7134441, 26159617, 78478851]

約数ペア:

[(1, 78478851), (3, 26159617), (11, 7134441), (17, 4616403), (33, 2378147), (51, 1538801), (187, 419673), (561, 139891)]