220163629

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1\times {\mathrm{641}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 254540160

約数和(自身を除く): 34376531

約数列:

[1, 7, 139, 353, 641, 973, 2471, 4487, 49067, 89099, 226273, 343469, 623693, 1583911, 31451947, 220163629]

約数ペア:

[(1, 220163629), (7, 31451947), (139, 1583911), (353, 623693), (641, 343469), (973, 226273), (2471, 89099), (4487, 49067)]