157890238

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{15173}}^1$

素因数の和:15240

約数の個数: 24

約数和(自身を含む): 266394744

約数和(自身を除く): 108504506

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 15173, 30346, 166903, 333806, 652439, 1304878, 1835933, 3671866, 7176829, 14353658, 78945119, 157890238]

約数ペア:

[(1, 157890238), (2, 78945119), (11, 14353658), (22, 7176829), (43, 3671866), (86, 1835933), (121, 1304878), (242, 652439), (473, 333806), (946, 166903), (5203, 30346), (10406, 15173)]