181421812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317171}}^1$

素因数の和:317199

約数の個数: 24

約数和(自身を含む): 372994272

約数和(自身を除く): 191572460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 317171, 634342, 1268684, 3488881, 4123223, 6977762, 8246446, 13955524, 16492892, 45355453, 90710906, 181421812]

約数ペア:

[(1, 181421812), (2, 90710906), (4, 45355453), (11, 16492892), (13, 13955524), (22, 8246446), (26, 6977762), (44, 4123223), (52, 3488881), (143, 1268684), (286, 634342), (572, 317171)]