281112543

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38231}}^1$

素因数の和:38299

約数の個数: 24

約数和(自身を含む): 437374080

約数和(自身を除く): 156261537

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 38231, 114693, 344079, 726389, 1643933, 2179167, 4931799, 6537501, 14795397, 31234727, 93704181, 281112543]

約数ペア:

[(1, 281112543), (3, 93704181), (9, 31234727), (19, 14795397), (43, 6537501), (57, 4931799), (129, 2179167), (171, 1643933), (387, 726389), (817, 344079), (2451, 114693), (7353, 38231)]