12538071

素因数分解:

$3^9\times 7^2\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 60

約数和(自身を含む): 23560152

約数和(自身を除く): 11022081

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 81, 91, 117, 147, 189, 243, 273, 351, 441, 567, 637, 729, 819, 1053, 1323, 1701, 1911, 2187, 2457, 3159, 3969, 5103, 5733, 6561, 7371, 9477, 11907, 15309, 17199, 19683, 22113, 28431, 35721, 45927, 51597, 66339, 85293, 107163, 137781, 154791, 199017, 255879, 321489, 464373, 597051, 964467, 1393119, 1791153, 4179357, 12538071]

約数ペア:

[(1, 12538071), (3, 4179357), (7, 1791153), (9, 1393119), (13, 964467), (21, 597051), (27, 464373), (39, 321489), (49, 255879), (63, 199017), (81, 154791), (91, 137781), (117, 107163), (147, 85293), (189, 66339), (243, 51597), (273, 45927), (351, 35721), (441, 28431), (567, 22113), (637, 19683), (729, 17199), (819, 15309), (1053, 11907), (1323, 9477), (1701, 7371), (1911, 6561), (2187, 5733), (2457, 5103), (3159, 3969)]