289187528

素因数分解:

$2^3\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{3373}}^1$

素因数の和:4917

約数の個数: 32

約数和(自身を含む): 620276160

約数和(自身を除く): 331088632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1531, 3062, 3373, 6124, 6746, 10717, 12248, 13492, 21434, 23611, 26984, 42868, 47222, 85736, 94444, 188888, 5164063, 10328126, 20656252, 36148441, 41312504, 72296882, 144593764, 289187528]

約数ペア:

[(1, 289187528), (2, 144593764), (4, 72296882), (7, 41312504), (8, 36148441), (14, 20656252), (28, 10328126), (56, 5164063), (1531, 188888), (3062, 94444), (3373, 85736), (6124, 47222), (6746, 42868), (10717, 26984), (12248, 23611), (13492, 21434)]