71140895

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 100069200

約数和(自身を除く): 28928305

約数列:

[1, 5, 7, 35, 49, 139, 245, 695, 973, 2089, 4865, 6811, 10445, 14623, 34055, 73115, 102361, 290371, 511805, 1451855, 2032597, 10162985, 14228179, 71140895]

約数ペア:

[(1, 71140895), (5, 14228179), (7, 10162985), (35, 2032597), (49, 1451855), (139, 511805), (245, 290371), (695, 102361), (973, 73115), (2089, 34055), (4865, 14623), (6811, 10445)]