3981667823

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{190301}}^1$

素因数の和:190383

約数の個数: 16

約数和(自身を含む): 4719489600

約数和(自身を除く): 737821777

約数列:

[1, 7, 49, 61, 343, 427, 2989, 20923, 190301, 1332107, 9324749, 11608361, 65273243, 81258527, 568809689, 3981667823]

約数ペア:

[(1, 3981667823), (7, 568809689), (49, 81258527), (61, 65273243), (343, 11608361), (427, 9324749), (2989, 1332107), (20923, 190301)]