331412345

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 460632960

約数和(自身を除く): 129220615

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 1331, 2299, 2621, 6655, 11495, 13105, 25289, 28831, 49799, 126445, 144155, 248995, 317141, 547789, 1585705, 2738945, 3488551, 6025679, 17442755, 30128395, 66282469, 331412345]

約数ペア:

[(1, 331412345), (5, 66282469), (11, 30128395), (19, 17442755), (55, 6025679), (95, 3488551), (121, 2738945), (209, 1585705), (605, 547789), (1045, 317141), (1331, 248995), (2299, 144155), (2621, 126445), (6655, 49799), (11495, 28831), (13105, 25289)]