67455184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{247997}}^1$

素因数の和:248022

約数の個数: 20

約数和(自身を含む): 138382884

約数和(自身を除く): 70927700

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 247997, 495994, 991988, 1983976, 3967952, 4215949, 8431898, 16863796, 33727592, 67455184]

約数ペア:

[(1, 67455184), (2, 33727592), (4, 16863796), (8, 8431898), (16, 4215949), (17, 3967952), (34, 1983976), (68, 991988), (136, 495994), (272, 247997)]