78278984

素因数分解:

$2^3\times 7^1\times {\mathrm{1397839}}^1$

素因数の和:1397852

約数の個数: 16

約数和(自身を含む): 167740800

約数和(自身を除く): 89461816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1397839, 2795678, 5591356, 9784873, 11182712, 19569746, 39139492, 78278984]

約数ペア:

[(1, 78278984), (2, 39139492), (4, 19569746), (7, 11182712), (8, 9784873), (14, 5591356), (28, 2795678), (56, 1397839)]