156745990681

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{473981}}^1$

素因数の和:474409

約数の個数: 24

約数和(自身を含む): 193549601736

約数和(自身を除く): 36803611055

約数列:

[1, 7, 17, 49, 119, 397, 833, 2779, 6749, 19453, 47243, 330701, 473981, 3317867, 8057677, 23225069, 56403739, 188170457, 394826173, 1317193199, 3198897769, 9220352393, 22392284383, 156745990681]

約数ペア:

[(1, 156745990681), (7, 22392284383), (17, 9220352393), (49, 3198897769), (119, 1317193199), (397, 394826173), (833, 188170457), (2779, 56403739), (6749, 23225069), (19453, 8057677), (47243, 3317867), (330701, 473981)]