189984221

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{37643}}^1$

素因数の和:37760

約数の個数: 12

約数和(自身を含む): 223153632

約数和(自身を除く): 33169411

約数列:

[1, 7, 49, 103, 721, 5047, 37643, 263501, 1844507, 3877229, 27140603, 189984221]

約数ペア:

[(1, 189984221), (7, 27140603), (49, 3877229), (103, 1844507), (721, 263501), (5047, 37643)]