259778907

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{7691}}^1$

素因数の和:7845

約数の個数: 24

約数和(自身を含む): 391984320

約数和(自身を除く): 132205413

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 1251, 3753, 7691, 11259, 23073, 33777, 69219, 207657, 622971, 1069049, 1868913, 3207147, 9621441, 28864323, 86592969, 259778907]

約数ペア:

[(1, 259778907), (3, 86592969), (9, 28864323), (27, 9621441), (81, 3207147), (139, 1868913), (243, 1069049), (417, 622971), (1251, 207657), (3753, 69219), (7691, 33777), (11259, 23073)]