345157029

素因数分解:

$3^2\times 7^2\times {\mathrm{782669}}^1$

素因数の和:782689

約数の個数: 18

約数和(自身を含む): 579958470

約数和(自身を除く): 234801441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 782669, 2348007, 5478683, 7044021, 16436049, 38350781, 49308147, 115052343, 345157029]

約数ペア:

[(1, 345157029), (3, 115052343), (7, 49308147), (9, 38350781), (21, 16436049), (49, 7044021), (63, 5478683), (147, 2348007), (441, 782669)]