500043957

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{4993}}^1$

素因数の和:5273

約数の個数: 32

約数和(自身を含む): 805432320

約数和(自身を除く): 305388363

約数列:

[1, 3, 7, 19, 21, 57, 133, 251, 399, 753, 1757, 4769, 4993, 5271, 14307, 14979, 33383, 34951, 94867, 100149, 104853, 284601, 664069, 1253243, 1992207, 3759729, 8772701, 23811617, 26318103, 71434851, 166681319, 500043957]

約数ペア:

[(1, 500043957), (3, 166681319), (7, 71434851), (19, 26318103), (21, 23811617), (57, 8772701), (133, 3759729), (251, 1992207), (399, 1253243), (753, 664069), (1757, 284601), (4769, 104853), (4993, 100149), (5271, 94867), (14307, 34951), (14979, 33383)]