210957019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{122011}}^1$

素因数の和:122050

約数の個数: 16

約数和(自身を含む): 273306880

約数和(自身を除く): 62349861

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 122011, 854077, 1586143, 2318209, 11103001, 16227463, 30136717, 210957019]

約数ペア:

[(1, 210957019), (7, 30136717), (13, 16227463), (19, 11103001), (91, 2318209), (133, 1586143), (247, 854077), (1729, 122011)]