988891288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{21991}}^1$

素因数の和:22088

約数の個数: 64

約数和(自身を含む): 2343467520

約数和(自身を除く): 1354576232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 73, 77, 88, 146, 154, 292, 308, 511, 584, 616, 803, 1022, 1606, 2044, 3212, 4088, 5621, 6424, 11242, 21991, 22484, 43982, 44968, 87964, 153937, 175928, 241901, 307874, 483802, 615748, 967604, 1231496, 1605343, 1693307, 1935208, 3210686, 3386614, 6421372, 6773228, 11237401, 12842744, 13546456, 17658773, 22474802, 35317546, 44949604, 70635092, 89899208, 123611411, 141270184, 247222822, 494445644, 988891288]

約数ペア:

[(1, 988891288), (2, 494445644), (4, 247222822), (7, 141270184), (8, 123611411), (11, 89899208), (14, 70635092), (22, 44949604), (28, 35317546), (44, 22474802), (56, 17658773), (73, 13546456), (77, 12842744), (88, 11237401), (146, 6773228), (154, 6421372), (292, 3386614), (308, 3210686), (511, 1935208), (584, 1693307), (616, 1605343), (803, 1231496), (1022, 967604), (1606, 615748), (2044, 483802), (3212, 307874), (4088, 241901), (5621, 175928), (6424, 153937), (11242, 87964), (21991, 44968), (22484, 43982)]