123842886

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{290711}}^1$

素因数の和:290787

約数の個数: 16

約数和(自身を含む): 251175168

約数和(自身を除く): 127332282

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 290711, 581422, 872133, 1744266, 20640481, 41280962, 61921443, 123842886]

約数ペア:

[(1, 123842886), (2, 61921443), (3, 41280962), (6, 20640481), (71, 1744266), (142, 872133), (213, 581422), (426, 290711)]