2009861

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 2419200

約数和(自身を除く): 409339

約数列:

[1, 7, 41, 47, 149, 287, 329, 1043, 1927, 6109, 7003, 13489, 42763, 49021, 287123, 2009861]

約数ペア:

[(1, 2009861), (7, 287123), (41, 49021), (47, 42763), (149, 13489), (287, 7003), (329, 6109), (1043, 1927)]