131877956

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{66337}}^1$

素因数の和:66419

約数の個数: 24

約数和(自身を含む): 267474816

約数和(自身を除く): 135596860

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 66337, 132674, 265348, 464359, 928718, 1857436, 4709927, 9419854, 18839708, 32969489, 65938978, 131877956]

約数ペア:

[(1, 131877956), (2, 65938978), (4, 32969489), (7, 18839708), (14, 9419854), (28, 4709927), (71, 1857436), (142, 928718), (284, 464359), (497, 265348), (994, 132674), (1988, 66337)]