9997857

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{19489}}^1$

素因数の和:19517

約数の個数: 16

約数和(自身を含む): 15592000

約数和(自身を除く): 5594143

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 19489, 58467, 175401, 370291, 526203, 1110873, 3332619, 9997857]

約数ペア:

[(1, 9997857), (3, 3332619), (9, 1110873), (19, 526203), (27, 370291), (57, 175401), (171, 58467), (513, 19489)]