2007721965

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{383519}}^1$

素因数の和:383876

約数の個数: 16

約数和(自身を含む): 3221568000

約数和(自身を除く): 1213846035

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 5235, 383519, 1150557, 1917595, 5752785, 133848131, 401544393, 669240655, 2007721965]

約数ペア:

[(1, 2007721965), (3, 669240655), (5, 401544393), (15, 133848131), (349, 5752785), (1047, 1917595), (1745, 1150557), (5235, 383519)]