28638168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4831}}^1$

素因数の和:4872

約数の個数: 64

約数和(自身を含む): 81177600

約数和(自身を除く): 52539432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 4831, 5928, 9662, 14493, 19324, 28986, 38648, 57972, 62803, 91789, 115944, 125606, 183578, 188409, 251212, 275367, 367156, 376818, 502424, 550734, 734312, 753636, 1101468, 1193257, 1507272, 2202936, 2386514, 3579771, 4773028, 7159542, 9546056, 14319084, 28638168]

約数ペア:

[(1, 28638168), (2, 14319084), (3, 9546056), (4, 7159542), (6, 4773028), (8, 3579771), (12, 2386514), (13, 2202936), (19, 1507272), (24, 1193257), (26, 1101468), (38, 753636), (39, 734312), (52, 550734), (57, 502424), (76, 376818), (78, 367156), (104, 275367), (114, 251212), (152, 188409), (156, 183578), (228, 125606), (247, 115944), (312, 91789), (456, 62803), (494, 57972), (741, 38648), (988, 28986), (1482, 19324), (1976, 14493), (2964, 9662), (4831, 5928)]