129667456

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{16607}}^1$

素因数の和:16682

約数の個数: 32

約数和(自身を含む): 262572480

約数和(自身を除く): 132905024

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 16607, 33214, 66428, 132856, 265712, 531424, 1013027, 1062848, 2026054, 2125696, 4052108, 8104216, 16208432, 32416864, 64833728, 129667456]

約数ペア:

[(1, 129667456), (2, 64833728), (4, 32416864), (8, 16208432), (16, 8104216), (32, 4052108), (61, 2125696), (64, 2026054), (122, 1062848), (128, 1013027), (244, 531424), (488, 265712), (976, 132856), (1952, 66428), (3904, 33214), (7808, 16607)]