129410808

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{20981}}^1$

素因数の和:21247

約数の個数: 32

約数和(自身を含む): 324801360

約数和(自身を除く): 195390552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 6168, 20981, 41962, 62943, 83924, 125886, 167848, 251772, 503544, 5392117, 10784234, 16176351, 21568468, 32352702, 43136936, 64705404, 129410808]

約数ペア:

[(1, 129410808), (2, 64705404), (3, 43136936), (4, 32352702), (6, 21568468), (8, 16176351), (12, 10784234), (24, 5392117), (257, 503544), (514, 251772), (771, 167848), (1028, 125886), (1542, 83924), (2056, 62943), (3084, 41962), (6168, 20981)]