260227959

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 379779840

約数和(自身を除く): 119551881

約数列:

[1, 3, 17, 43, 51, 107, 129, 321, 731, 1109, 1819, 2193, 3327, 4601, 5457, 13803, 18853, 47687, 56559, 78217, 118663, 143061, 234651, 355989, 810679, 2017271, 2432037, 5102509, 6051813, 15307527, 86742653, 260227959]

約数ペア:

[(1, 260227959), (3, 86742653), (17, 15307527), (43, 6051813), (51, 5102509), (107, 2432037), (129, 2017271), (321, 810679), (731, 355989), (1109, 234651), (1819, 143061), (2193, 118663), (3327, 78217), (4601, 56559), (5457, 47687), (13803, 18853)]