12664876

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 26473216

約数和(自身を除く): 13808340

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 157, 172, 268, 301, 314, 469, 602, 628, 938, 1099, 1204, 1876, 2198, 2881, 4396, 5762, 6751, 10519, 11524, 13502, 20167, 21038, 27004, 40334, 42076, 47257, 73633, 80668, 94514, 147266, 189028, 294532, 452317, 904634, 1809268, 3166219, 6332438, 12664876]

約数ペア:

[(1, 12664876), (2, 6332438), (4, 3166219), (7, 1809268), (14, 904634), (28, 452317), (43, 294532), (67, 189028), (86, 147266), (134, 94514), (157, 80668), (172, 73633), (268, 47257), (301, 42076), (314, 40334), (469, 27004), (602, 21038), (628, 20167), (938, 13502), (1099, 11524), (1204, 10519), (1876, 6751), (2198, 5762), (2881, 4396)]