28228464

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 87744384

約数和(自身を除く): 59515920

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 71, 72, 88, 99, 132, 142, 144, 176, 198, 213, 251, 264, 284, 396, 426, 502, 528, 568, 639, 753, 781, 792, 852, 1004, 1136, 1278, 1506, 1562, 1584, 1704, 2008, 2259, 2343, 2556, 2761, 3012, 3124, 3408, 4016, 4518, 4686, 5112, 5522, 6024, 6248, 7029, 8283, 9036, 9372, 10224, 11044, 12048, 12496, 14058, 16566, 17821, 18072, 18744, 22088, 24849, 28116, 33132, 35642, 36144, 37488, 44176, 49698, 53463, 56232, 66264, 71284, 99396, 106926, 112464, 132528, 142568, 160389, 196031, 198792, 213852, 285136, 320778, 392062, 397584, 427704, 588093, 641556, 784124, 855408, 1176186, 1283112, 1568248, 1764279, 2352372, 2566224, 3136496, 3528558, 4704744, 7057116, 9409488, 14114232, 28228464]

約数ペア:

[(1, 28228464), (2, 14114232), (3, 9409488), (4, 7057116), (6, 4704744), (8, 3528558), (9, 3136496), (11, 2566224), (12, 2352372), (16, 1764279), (18, 1568248), (22, 1283112), (24, 1176186), (33, 855408), (36, 784124), (44, 641556), (48, 588093), (66, 427704), (71, 397584), (72, 392062), (88, 320778), (99, 285136), (132, 213852), (142, 198792), (144, 196031), (176, 160389), (198, 142568), (213, 132528), (251, 112464), (264, 106926), (284, 99396), (396, 71284), (426, 66264), (502, 56232), (528, 53463), (568, 49698), (639, 44176), (753, 37488), (781, 36144), (792, 35642), (852, 33132), (1004, 28116), (1136, 24849), (1278, 22088), (1506, 18744), (1562, 18072), (1584, 17821), (1704, 16566), (2008, 14058), (2259, 12496), (2343, 12048), (2556, 11044), (2761, 10224), (3012, 9372), (3124, 9036), (3408, 8283), (4016, 7029), (4518, 6248), (4686, 6024), (5112, 5522)]