2991290687

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{343787}}^1$

素因数の和:343918

約数の個数: 16

約数和(自身を含む): 3762415872

約数和(自身を除く): 771125185

約数列:

[1, 7, 11, 77, 113, 791, 1243, 8701, 343787, 2406509, 3781657, 26471599, 38847931, 271935517, 427327241, 2991290687]

約数ペア:

[(1, 2991290687), (7, 427327241), (11, 271935517), (77, 38847931), (113, 26471599), (791, 3781657), (1243, 2406509), (8701, 343787)]