81551756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{142573}}^1$

素因数の和:142601

約数の個数: 24

約数和(自身を含む): 167667024

約数和(自身を除く): 86115268

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 142573, 285146, 570292, 1568303, 1853449, 3136606, 3706898, 6273212, 7413796, 20387939, 40775878, 81551756]

約数ペア:

[(1, 81551756), (2, 40775878), (4, 20387939), (11, 7413796), (13, 6273212), (22, 3706898), (26, 3136606), (44, 1853449), (52, 1568303), (143, 570292), (286, 285146), (572, 142573)]