12940689

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2851}}^1$

素因数の和:2960

約数の個数: 16

約数和(自身を含む): 18480960

約数和(自身を除く): 5540271

約数列:

[1, 3, 17, 51, 89, 267, 1513, 2851, 4539, 8553, 48467, 145401, 253739, 761217, 4313563, 12940689]

約数ペア:

[(1, 12940689), (3, 4313563), (17, 761217), (51, 253739), (89, 145401), (267, 48467), (1513, 8553), (2851, 4539)]