9997029

素因数分解:

$3^2\times 7^2\times {\mathrm{22669}}^1$

素因数の和:22689

約数の個数: 18

約数和(自身を含む): 16798470

約数和(自身を除く): 6801441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 22669, 68007, 158683, 204021, 476049, 1110781, 1428147, 3332343, 9997029]

約数ペア:

[(1, 9997029), (3, 3332343), (7, 1428147), (9, 1110781), (21, 476049), (49, 204021), (63, 158683), (147, 68007), (441, 22669)]