67978708

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{105557}}^1$

素因数の和:105591

約数の個数: 24

約数和(自身を含む): 141869952

約数和(自身を除く): 73891244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 105557, 211114, 422228, 738899, 1477798, 2427811, 2955596, 4855622, 9711244, 16994677, 33989354, 67978708]

約数ペア:

[(1, 67978708), (2, 33989354), (4, 16994677), (7, 9711244), (14, 4855622), (23, 2955596), (28, 2427811), (46, 1477798), (92, 738899), (161, 422228), (322, 211114), (644, 105557)]