77459571

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2039}}^1$

素因数の和:2125

約数の個数: 40

約数和(自身を含む): 134280960

約数和(自身を除く): 56821389

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 469, 567, 603, 1407, 1809, 2039, 4221, 5427, 6117, 12663, 14273, 18351, 37989, 42819, 55053, 128457, 136613, 165159, 385371, 409839, 956291, 1156113, 1229517, 2868873, 3688551, 8606619, 11065653, 25819857, 77459571]

約数ペア:

[(1, 77459571), (3, 25819857), (7, 11065653), (9, 8606619), (21, 3688551), (27, 2868873), (63, 1229517), (67, 1156113), (81, 956291), (189, 409839), (201, 385371), (469, 165159), (567, 136613), (603, 128457), (1407, 55053), (1809, 42819), (2039, 37989), (4221, 18351), (5427, 14273), (6117, 12663)]