56978264

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53551}}^1$

素因数の和:53583

約数の個数: 32

約数和(自身を含む): 128524800

約数和(自身を除く): 71546536

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 53551, 107102, 214204, 374857, 428408, 749714, 1017469, 1499428, 2034938, 2998856, 4069876, 7122283, 8139752, 14244566, 28489132, 56978264]

約数ペア:

[(1, 56978264), (2, 28489132), (4, 14244566), (7, 8139752), (8, 7122283), (14, 4069876), (19, 2998856), (28, 2034938), (38, 1499428), (56, 1017469), (76, 749714), (133, 428408), (152, 374857), (266, 214204), (532, 107102), (1064, 53551)]