2720886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{64783}}^1$

素因数の和:64795

約数の個数: 16

約数和(自身を含む): 6219264

約数和(自身を除く): 3498378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 64783, 129566, 194349, 388698, 453481, 906962, 1360443, 2720886]

約数ペア:

[(1, 2720886), (2, 1360443), (3, 906962), (6, 453481), (7, 388698), (14, 194349), (21, 129566), (42, 64783)]