121161328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{398557}}^1$

素因数の和:398584

約数の個数: 20

約数和(自身を含む): 247105960

約数和(自身を除く): 125944632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 398557, 797114, 1594228, 3188456, 6376912, 7572583, 15145166, 30290332, 60580664, 121161328]

約数ペア:

[(1, 121161328), (2, 60580664), (4, 30290332), (8, 15145166), (16, 7572583), (19, 6376912), (38, 3188456), (76, 1594228), (152, 797114), (304, 398557)]