28991842

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{10891}}^1$

素因数の和:10926

約数の個数: 16

約数和(自身を含む): 47837664

約数和(自身を除く): 18845822

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 10891, 21782, 119801, 239602, 1317811, 2635622, 14495921, 28991842]

約数ペア:

[(1, 28991842), (2, 14495921), (11, 2635622), (22, 1317811), (121, 239602), (242, 119801), (1331, 21782), (2662, 10891)]