126438788

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{63601}}^1$

素因数の和:63683

約数の個数: 24

約数和(自身を含む): 256443264

約数和(自身を除く): 130004476

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 63601, 127202, 254404, 445207, 890414, 1780828, 4515671, 9031342, 18062684, 31609697, 63219394, 126438788]

約数ペア:

[(1, 126438788), (2, 63219394), (4, 31609697), (7, 18062684), (14, 9031342), (28, 4515671), (71, 1780828), (142, 890414), (284, 445207), (497, 254404), (994, 127202), (1988, 63601)]