2783195639

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{427067}}^1$

素因数の和:427107

約数の個数: 16

約数和(自身を含む): 3416544000

約数和(自身を除く): 633348361

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 427067, 2989469, 8114273, 20926283, 56799911, 146483981, 397599377, 2783195639]

約数ペア:

[(1, 2783195639), (7, 397599377), (19, 146483981), (49, 56799911), (133, 20926283), (343, 8114273), (931, 2989469), (6517, 427067)]