71954993278

素因数分解:

$2^1\times 7^1\times {\mathrm{2887}}^1\times {\mathrm{1780271}}^1$

素因数の和:1783167

約数の個数: 16

約数和(自身を含む): 123394212864

約数和(自身を除く): 51439219586

約数列:

[1, 2, 7, 14, 2887, 5774, 20209, 40418, 1780271, 3560542, 12461897, 24923794, 5139642377, 10279284754, 35977496639, 71954993278]

約数ペア:

[(1, 71954993278), (2, 35977496639), (7, 10279284754), (14, 5139642377), (2887, 24923794), (5774, 12461897), (20209, 3560542), (40418, 1780271)]