3994886

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4019}}^1$

素因数の和:4099

約数の個数: 16

約数和(自身を含む): 6946560

約数和(自身を除く): 2951674

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 4019, 8038, 28133, 56266, 285349, 570698, 1997443, 3994886]

約数ペア:

[(1, 3994886), (2, 1997443), (7, 570698), (14, 285349), (71, 56266), (142, 28133), (497, 8038), (994, 4019)]