1999304881

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{12109}}^1$

素因数の和:12448

約数の個数: 16

約数和(自身を含む): 2317369600

約数和(自身を除く): 318064719

約数列:

[1, 7, 103, 229, 721, 1603, 12109, 23587, 84763, 165109, 1247227, 2772961, 8730589, 19410727, 285614983, 1999304881]

約数ペア:

[(1, 1999304881), (7, 285614983), (103, 19410727), (229, 8730589), (721, 2772961), (1603, 1247227), (12109, 165109), (23587, 84763)]