201557923

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 239304240

約数和(自身を除く): 37746317

約数列:

[1, 7, 49, 101, 139, 293, 707, 973, 2051, 4949, 6811, 14039, 14357, 29593, 40727, 98273, 207151, 285089, 687911, 1450057, 1995623, 4113427, 28793989, 201557923]

約数ペア:

[(1, 201557923), (7, 28793989), (49, 4113427), (101, 1995623), (139, 1450057), (293, 687911), (707, 285089), (973, 207151), (2051, 98273), (4949, 40727), (6811, 29593), (14039, 14357)]