263373390644

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10111}}^1\times {\mathrm{10223}}^1$

素因数の和:20365

約数の個数: 72

約数和(自身を含む): 577509101568

約数和(自身を除く): 314135710924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 10111, 10223, 20222, 20446, 40444, 40892, 70777, 71561, 131443, 132899, 141554, 143122, 262886, 265798, 283108, 286244, 495439, 500927, 525772, 531596, 920101, 930293, 990878, 1001854, 1840202, 1860586, 1981756, 2003708, 3680404, 3721172, 6440707, 6512051, 12881414, 13024102, 25762828, 26048204, 103364753, 206729506, 413459012, 723553271, 1343741789, 1447106542, 2687483578, 2894213084, 5064872897, 5374967156, 9406192523, 10129745794, 18812385046, 20259491588, 37624770092, 65843347661, 131686695322, 263373390644]

約数ペア:

[(1, 263373390644), (2, 131686695322), (4, 65843347661), (7, 37624770092), (13, 20259491588), (14, 18812385046), (26, 10129745794), (28, 9406192523), (49, 5374967156), (52, 5064872897), (91, 2894213084), (98, 2687483578), (182, 1447106542), (196, 1343741789), (364, 723553271), (637, 413459012), (1274, 206729506), (2548, 103364753), (10111, 26048204), (10223, 25762828), (20222, 13024102), (20446, 12881414), (40444, 6512051), (40892, 6440707), (70777, 3721172), (71561, 3680404), (131443, 2003708), (132899, 1981756), (141554, 1860586), (143122, 1840202), (262886, 1001854), (265798, 990878), (283108, 930293), (286244, 920101), (495439, 531596), (500927, 525772)]