259401789

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{613243}}^1$

素因数の和:613296

約数の個数: 12

約数和(自身を含む): 382664256

約数和(自身を除く): 123262467

約数列:

[1, 3, 9, 47, 141, 423, 613243, 1839729, 5519187, 28822421, 86467263, 259401789]

約数ペア:

[(1, 259401789), (3, 86467263), (9, 28822421), (47, 5519187), (141, 1839729), (423, 613243)]