81779148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2129}}^1$

素因数の和:2247

約数の個数: 72

約数和(自身を含む): 227944080

約数和(自身を除く): 146164932

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 97, 99, 132, 194, 198, 291, 388, 396, 582, 873, 1067, 1164, 1746, 2129, 2134, 3201, 3492, 4258, 4268, 6387, 6402, 8516, 9603, 12774, 12804, 19161, 19206, 23419, 25548, 38322, 38412, 46838, 70257, 76644, 93676, 140514, 206513, 210771, 281028, 413026, 421542, 619539, 826052, 843084, 1239078, 1858617, 2271643, 2478156, 3717234, 4543286, 6814929, 7434468, 9086572, 13629858, 20444787, 27259716, 40889574, 81779148]

約数ペア:

[(1, 81779148), (2, 40889574), (3, 27259716), (4, 20444787), (6, 13629858), (9, 9086572), (11, 7434468), (12, 6814929), (18, 4543286), (22, 3717234), (33, 2478156), (36, 2271643), (44, 1858617), (66, 1239078), (97, 843084), (99, 826052), (132, 619539), (194, 421542), (198, 413026), (291, 281028), (388, 210771), (396, 206513), (582, 140514), (873, 93676), (1067, 76644), (1164, 70257), (1746, 46838), (2129, 38412), (2134, 38322), (3201, 25548), (3492, 23419), (4258, 19206), (4268, 19161), (6387, 12804), (6402, 12774), (8516, 9603)]