81143538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1931989}}^1$

素因数の和:1932001

約数の個数: 16

約数和(自身を含む): 185471040

約数和(自身を除く): 104327502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1931989, 3863978, 5795967, 11591934, 13523923, 27047846, 40571769, 81143538]

約数ペア:

[(1, 81143538), (2, 40571769), (3, 27047846), (6, 13523923), (7, 11591934), (14, 5795967), (21, 3863978), (42, 1931989)]