3984156729

素因数分解:

$3^2\times 7^2\times {\mathrm{9034369}}^1$

素因数の和:9034389

約数の個数: 18

約数和(自身を含む): 6694468170

約数和(自身を除く): 2710311441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 9034369, 27103107, 63240583, 81309321, 189721749, 442684081, 569165247, 1328052243, 3984156729]

約数ペア:

[(1, 3984156729), (3, 1328052243), (7, 569165247), (9, 442684081), (21, 189721749), (49, 81309321), (63, 63240583), (147, 27103107), (441, 9034369)]