218386168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27271}}^1$

素因数の和:27308

約数の個数: 64

約数和(自身を含む): 549803520

約数和(自身を除く): 331417352

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 27271, 54542, 109084, 190897, 218168, 299981, 354523, 381794, 599962, 709046, 763588, 1199924, 1418092, 1527176, 2099867, 2399848, 2481661, 2836184, 3899753, 4199734, 4963322, 7799506, 8399468, 9926644, 15599012, 16798936, 19853288, 27298271, 31198024, 54596542, 109193084, 218386168]

約数ペア:

[(1, 218386168), (2, 109193084), (4, 54596542), (7, 31198024), (8, 27298271), (11, 19853288), (13, 16798936), (14, 15599012), (22, 9926644), (26, 8399468), (28, 7799506), (44, 4963322), (52, 4199734), (56, 3899753), (77, 2836184), (88, 2481661), (91, 2399848), (104, 2099867), (143, 1527176), (154, 1418092), (182, 1199924), (286, 763588), (308, 709046), (364, 599962), (572, 381794), (616, 354523), (728, 299981), (1001, 218168), (1144, 190897), (2002, 109084), (4004, 54542), (8008, 27271)]