2820007869

素因数分解:

$3^1\times 7^2\times {\mathrm{19183727}}^1$

素因数の和:19183744

約数の個数: 12

約数和(自身を含む): 4373889984

約数和(自身を除く): 1553882115

約数列:

[1, 3, 7, 21, 49, 147, 19183727, 57551181, 134286089, 402858267, 940002623, 2820007869]

約数ペア:

[(1, 2820007869), (3, 940002623), (7, 402858267), (21, 134286089), (49, 57551181), (147, 19183727)]