255390465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{3803}}^1$

素因数の和:3870

約数の個数: 48

約数和(自身を含む): 461409984

約数和(自身を除く): 206019519

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 121, 165, 185, 363, 407, 555, 605, 1221, 1815, 2035, 3803, 4477, 6105, 11409, 13431, 19015, 22385, 41833, 57045, 67155, 125499, 140711, 209165, 422133, 460163, 627495, 703555, 1380489, 1547821, 2110665, 2300815, 4643463, 6902445, 7739105, 17026031, 23217315, 51078093, 85130155, 255390465]

約数ペア:

[(1, 255390465), (3, 85130155), (5, 51078093), (11, 23217315), (15, 17026031), (33, 7739105), (37, 6902445), (55, 4643463), (111, 2300815), (121, 2110665), (165, 1547821), (185, 1380489), (363, 703555), (407, 627495), (555, 460163), (605, 422133), (1221, 209165), (1815, 140711), (2035, 125499), (3803, 67155), (4477, 57045), (6105, 41833), (11409, 22385), (13431, 19015)]