27287008

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2075

約数の個数: 48

約数和(自身を含む): 62433504

約数和(自身を除く): 35146496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 1997, 3416, 3994, 6832, 7988, 13664, 13979, 15976, 27958, 31952, 55916, 63904, 111832, 121817, 223664, 243634, 447328, 487268, 852719, 974536, 1705438, 1949072, 3410876, 3898144, 6821752, 13643504, 27287008]

約数ペア:

[(1, 27287008), (2, 13643504), (4, 6821752), (7, 3898144), (8, 3410876), (14, 1949072), (16, 1705438), (28, 974536), (32, 852719), (56, 487268), (61, 447328), (112, 243634), (122, 223664), (224, 121817), (244, 111832), (427, 63904), (488, 55916), (854, 31952), (976, 27958), (1708, 15976), (1952, 13979), (1997, 13664), (3416, 7988), (3994, 6832)]