3897838

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2151

約数の個数: 16

約数和(自身を含む): 6733440

約数和(自身を除く): 2835602

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 2003, 4006, 14021, 28042, 278417, 556834, 1948919, 3897838]

約数ペア:

[(1, 3897838), (2, 1948919), (7, 556834), (14, 278417), (139, 28042), (278, 14021), (973, 4006), (1946, 2003)]