268830009

素因数分解:

$3^4\times 7^1\times {\mathrm{474127}}^1$

素因数の和:474146

約数の個数: 20

約数和(自身を含む): 458955904

約数和(自身を除く): 190125895

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 474127, 1422381, 3318889, 4267143, 9956667, 12801429, 29870001, 38404287, 89610003, 268830009]

約数ペア:

[(1, 268830009), (3, 89610003), (7, 38404287), (9, 29870001), (21, 12801429), (27, 9956667), (63, 4267143), (81, 3318889), (189, 1422381), (567, 474127)]