259367043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{613}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 393352960

約数和(自身を除く): 133985917

約数列:

[1, 3, 13, 19, 39, 57, 247, 571, 613, 741, 1713, 1839, 7423, 7969, 10849, 11647, 22269, 23907, 32547, 34941, 141037, 151411, 350023, 423111, 454233, 1050069, 4550299, 6650437, 13650897, 19951311, 86455681, 259367043]

約数ペア:

[(1, 259367043), (3, 86455681), (13, 19951311), (19, 13650897), (39, 6650437), (57, 4550299), (247, 1050069), (571, 454233), (613, 423111), (741, 350023), (1713, 151411), (1839, 141037), (7423, 34941), (7969, 32547), (10849, 23907), (11647, 22269)]