71354241

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4430

約数の個数: 36

約数和(自身を含む): 123163092

約数和(自身を除く): 51808851

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 4373, 5439, 13119, 16317, 30611, 39357, 91833, 161801, 214277, 275499, 485403, 642831, 1132607, 1456209, 1928493, 3397821, 7928249, 10193463, 23784747, 71354241]

約数ペア:

[(1, 71354241), (3, 23784747), (7, 10193463), (9, 7928249), (21, 3397821), (37, 1928493), (49, 1456209), (63, 1132607), (111, 642831), (147, 485403), (259, 275499), (333, 214277), (441, 161801), (777, 91833), (1813, 39357), (2331, 30611), (4373, 16317), (5439, 13119)]