291213386638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{209431}}^1\times {\mathrm{40897}}^1$

素因数の和:250347

約数の個数: 16

約数和(自身を含む): 462528896544

約数和(自身を除く): 171315509906

約数列:

[1, 2, 17, 34, 40897, 81794, 209431, 418862, 695249, 1390498, 3560327, 7120654, 8565099607, 17130199214, 145606693319, 291213386638]

約数ペア:

[(1, 291213386638), (2, 145606693319), (17, 17130199214), (34, 8565099607), (40897, 7120654), (81794, 3560327), (209431, 1390498), (418862, 695249)]