27581008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 69301120

約数和(自身を除く): 41720112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 997, 1064, 1456, 1729, 1976, 1994, 2128, 3458, 3952, 3988, 6916, 6979, 7976, 12961, 13832, 13958, 15952, 18943, 25922, 27664, 27916, 37886, 51844, 55832, 75772, 90727, 103688, 111664, 132601, 151544, 181454, 207376, 246259, 265202, 303088, 362908, 492518, 530404, 725816, 985036, 1060808, 1451632, 1723813, 1970072, 2121616, 3447626, 3940144, 6895252, 13790504, 27581008]

約数ペア:

[(1, 27581008), (2, 13790504), (4, 6895252), (7, 3940144), (8, 3447626), (13, 2121616), (14, 1970072), (16, 1723813), (19, 1451632), (26, 1060808), (28, 985036), (38, 725816), (52, 530404), (56, 492518), (76, 362908), (91, 303088), (104, 265202), (112, 246259), (133, 207376), (152, 181454), (182, 151544), (208, 132601), (247, 111664), (266, 103688), (304, 90727), (364, 75772), (494, 55832), (532, 51844), (728, 37886), (988, 27916), (997, 27664), (1064, 25922), (1456, 18943), (1729, 15952), (1976, 13958), (1994, 13832), (2128, 12961), (3458, 7976), (3952, 6979), (3988, 6916)]