13218045

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18749}}^1$

素因数の和:18804

約数の個数: 16

約数和(自身を含む): 21600000

約数和(自身を除く): 8381955

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18749, 56247, 93745, 281235, 881203, 2643609, 4406015, 13218045]

約数ペア:

[(1, 13218045), (3, 4406015), (5, 2643609), (15, 881203), (47, 281235), (141, 93745), (235, 56247), (705, 18749)]