1247761005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{3691}}^1$

素因数の和:4457

約数の個数: 32

約数和(自身を含む): 2064211968

約数和(自身を除く): 816450963

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 727, 2181, 3635, 3691, 10905, 11073, 18455, 22537, 55365, 67611, 112685, 114421, 338055, 343263, 572105, 1716315, 2683357, 8050071, 13416785, 40250355, 83184067, 249552201, 415920335, 1247761005]

約数ペア:

[(1, 1247761005), (3, 415920335), (5, 249552201), (15, 83184067), (31, 40250355), (93, 13416785), (155, 8050071), (465, 2683357), (727, 1716315), (2181, 572105), (3635, 343263), (3691, 338055), (10905, 114421), (11073, 112685), (18455, 67611), (22537, 55365)]