209317508071

素因数分解:

$7^2\times {\mathrm{907}}^1\times {\mathrm{4709797}}^1$

素因数の和:4710718

約数の個数: 12

約数和(自身を含む): 243760305288

約数和(自身を除く): 34442797217

約数列:

[1, 7, 49, 907, 6349, 44443, 4709797, 32968579, 230780053, 4271785879, 29902501153, 209317508071]

約数ペア:

[(1, 209317508071), (7, 29902501153), (49, 4271785879), (907, 230780053), (6349, 32968579), (44443, 4709797)]