666893824

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{42017}}^1$

素因数の和:42066

約数の個数: 40

約数和(自身を含む): 1375501248

約数和(自身を除く): 708607424

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 42017, 84034, 168068, 336136, 672272, 1302527, 1344544, 2605054, 2689088, 5210108, 5378176, 10420216, 10756352, 20840432, 21512704, 41680864, 83361728, 166723456, 333446912, 666893824]

約数ペア:

[(1, 666893824), (2, 333446912), (4, 166723456), (8, 83361728), (16, 41680864), (31, 21512704), (32, 20840432), (62, 10756352), (64, 10420216), (124, 5378176), (128, 5210108), (248, 2689088), (256, 2605054), (496, 1344544), (512, 1302527), (992, 672272), (1984, 336136), (3968, 168068), (7936, 84034), (15872, 42017)]