66310881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{829}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 109320960

約数和(自身を除く): 43010079

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 293, 829, 879, 2051, 2487, 3809, 5803, 6153, 10777, 11427, 17409, 26663, 32331, 75439, 79989, 226317, 242897, 728691, 1700279, 3157661, 5100837, 9472983, 22103627, 66310881]

約数ペア:

[(1, 66310881), (3, 22103627), (7, 9472983), (13, 5100837), (21, 3157661), (39, 1700279), (91, 728691), (273, 242897), (293, 226317), (829, 79989), (879, 75439), (2051, 32331), (2487, 26663), (3809, 17409), (5803, 11427), (6153, 10777)]