27861658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{12539}}^1$

素因数の和:12653

約数の個数: 16

約数和(自身を含む): 46046880

約数和(自身を除く): 18185222

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 12539, 25078, 137929, 275858, 1266439, 2532878, 13930829, 27861658]

約数ペア:

[(1, 27861658), (2, 13930829), (11, 2532878), (22, 1266439), (101, 275858), (202, 137929), (1111, 25078), (2222, 12539)]