81989842

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{2473}}^1$

素因数の和:2634

約数の個数: 24

約数和(自身を含む): 136223388

約数和(自身を除く): 54233546

約数列:

[1, 2, 11, 22, 121, 137, 242, 274, 1507, 2473, 3014, 4946, 16577, 27203, 33154, 54406, 299233, 338801, 598466, 677602, 3726811, 7453622, 40994921, 81989842]

約数ペア:

[(1, 81989842), (2, 40994921), (11, 7453622), (22, 3726811), (121, 677602), (137, 598466), (242, 338801), (274, 299233), (1507, 54406), (2473, 33154), (3014, 27203), (4946, 16577)]