991067.0000000

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2213

約数の個数: 16

約数和(自身を含む): 5520960

約数和(自身を除く): 2195462

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 2129, 4258, 23419, 46838, 151159, 302318, 1662749, 3325498]

約数ペア:

[(1, 3325498), (2, 1662749), (11, 302318), (22, 151159), (71, 46838), (142, 23419), (781, 4258), (1562, 2129)]