78699879

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1559}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 116812800

約数和(自身を除く): 38112921

約数列:

[1, 3, 9, 71, 79, 213, 237, 639, 711, 1559, 4677, 5609, 14031, 16827, 50481, 110689, 123161, 332067, 369483, 996201, 1108449, 8744431, 26233293, 78699879]

約数ペア:

[(1, 78699879), (3, 26233293), (9, 8744431), (71, 1108449), (79, 996201), (213, 369483), (237, 332067), (639, 123161), (711, 110689), (1559, 50481), (4677, 16827), (5609, 14031)]