28210364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4079}}^1$

素因数の和:4122

約数の個数: 48

約数和(自身を含む): 63974400

約数和(自身を除く): 35764036

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 4079, 6916, 8158, 16316, 28553, 53027, 57106, 77501, 106054, 114212, 155002, 212108, 310004, 371189, 542507, 742378, 1007513, 1085014, 1484756, 2015026, 2170028, 4030052, 7052591, 14105182, 28210364]

約数ペア:

[(1, 28210364), (2, 14105182), (4, 7052591), (7, 4030052), (13, 2170028), (14, 2015026), (19, 1484756), (26, 1085014), (28, 1007513), (38, 742378), (52, 542507), (76, 371189), (91, 310004), (133, 212108), (182, 155002), (247, 114212), (266, 106054), (364, 77501), (494, 57106), (532, 53027), (988, 28553), (1729, 16316), (3458, 8158), (4079, 6916)]