390372983

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 530305440

約数和(自身を除く): 139932457

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 293, 847, 1001, 1331, 1573, 2051, 3223, 3809, 9317, 11011, 14641, 17303, 22561, 26663, 35453, 41899, 102487, 121121, 190333, 248171, 293293, 389983, 460889, 1332331, 2729881, 3226223, 4289813, 5069779, 30028691, 35488453, 55767569, 390372983]

約数ペア:

[(1, 390372983), (7, 55767569), (11, 35488453), (13, 30028691), (77, 5069779), (91, 4289813), (121, 3226223), (143, 2729881), (293, 1332331), (847, 460889), (1001, 389983), (1331, 293293), (1573, 248171), (2051, 190333), (3223, 121121), (3809, 102487), (9317, 41899), (11011, 35453), (14641, 26663), (17303, 22561)]