28518392

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 65760000

約数和(自身を除く): 37241608

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 343, 392, 532, 547, 686, 931, 1064, 1094, 1372, 1862, 2188, 2744, 3724, 3829, 4376, 6517, 7448, 7658, 10393, 13034, 15316, 20786, 26068, 26803, 30632, 41572, 52136, 53606, 72751, 83144, 107212, 145502, 187621, 214424, 291004, 375242, 509257, 582008, 750484, 1018514, 1500968, 2037028, 3564799, 4074056, 7129598, 14259196, 28518392]

約数ペア:

[(1, 28518392), (2, 14259196), (4, 7129598), (7, 4074056), (8, 3564799), (14, 2037028), (19, 1500968), (28, 1018514), (38, 750484), (49, 582008), (56, 509257), (76, 375242), (98, 291004), (133, 214424), (152, 187621), (196, 145502), (266, 107212), (343, 83144), (392, 72751), (532, 53606), (547, 52136), (686, 41572), (931, 30632), (1064, 26803), (1094, 26068), (1372, 20786), (1862, 15316), (2188, 13034), (2744, 10393), (3724, 7658), (3829, 7448), (4376, 6517)]