31396666

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21773}}^1$

素因数の和:21885

約数の個数: 16

約数和(自身を含む): 54347904

約数和(自身を除く): 22951238

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 21773, 43546, 152411, 304822, 2242619, 4485238, 15698333, 31396666]

約数ペア:

[(1, 31396666), (2, 15698333), (7, 4485238), (14, 2242619), (103, 304822), (206, 152411), (721, 43546), (1442, 21773)]