1638647542

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{6173}}^1$

素因数の和:6532

約数の個数: 32

約数和(自身を含む): 2861574912

約数和(自身を除く): 1222927370

約数列:

[1, 2, 7, 14, 67, 134, 283, 469, 566, 938, 1981, 3962, 6173, 12346, 18961, 37922, 43211, 86422, 132727, 265454, 413591, 827182, 1746959, 2895137, 3493918, 5790274, 12228713, 24457426, 117046253, 234092506, 819323771, 1638647542]

約数ペア:

[(1, 1638647542), (2, 819323771), (7, 234092506), (14, 117046253), (67, 24457426), (134, 12228713), (283, 5790274), (469, 3493918), (566, 2895137), (938, 1746959), (1981, 827182), (3962, 413591), (6173, 265454), (12346, 132727), (18961, 86422), (37922, 43211)]