71519211

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^2$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 112508760

約数和(自身を除く): 40989549

約数列:

[1, 3, 9, 19, 41, 57, 101, 123, 171, 303, 369, 779, 909, 1919, 2337, 4141, 5757, 7011, 10201, 12423, 17271, 30603, 37269, 78679, 91809, 193819, 236037, 418241, 581457, 708111, 1254723, 1744371, 3764169, 7946579, 23839737, 71519211]

約数ペア:

[(1, 71519211), (3, 23839737), (9, 7946579), (19, 3764169), (41, 1744371), (57, 1254723), (101, 708111), (123, 581457), (171, 418241), (303, 236037), (369, 193819), (779, 91809), (909, 78679), (1919, 37269), (2337, 30603), (4141, 17271), (5757, 12423), (7011, 10201)]