39571389

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 70990080

約数和(自身を除く): 31418691

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 143, 277, 297, 333, 351, 407, 429, 481, 831, 999, 1221, 1287, 1443, 2493, 3047, 3601, 3663, 3861, 4329, 5291, 7479, 9141, 10249, 10803, 10989, 12987, 15873, 27423, 30747, 32409, 39611, 47619, 82269, 92241, 97227, 112739, 118833, 133237, 142857, 276723, 338217, 356499, 399711, 1014651, 1069497, 1199133, 1465607, 3043953, 3597399, 4396821, 13190463, 39571389]

約数ペア:

[(1, 39571389), (3, 13190463), (9, 4396821), (11, 3597399), (13, 3043953), (27, 1465607), (33, 1199133), (37, 1069497), (39, 1014651), (99, 399711), (111, 356499), (117, 338217), (143, 276723), (277, 142857), (297, 133237), (333, 118833), (351, 112739), (407, 97227), (429, 92241), (481, 82269), (831, 47619), (999, 39611), (1221, 32409), (1287, 30747), (1443, 27423), (2493, 15873), (3047, 12987), (3601, 10989), (3663, 10803), (3861, 10249), (4329, 9141), (5291, 7479)]