421254145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1123}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 566496000

約数和(自身を除く): 145241855

約数列:

[1, 5, 13, 29, 65, 145, 199, 377, 995, 1123, 1885, 2587, 5615, 5771, 12935, 14599, 28855, 32567, 72995, 75023, 162835, 223477, 375115, 423371, 1117385, 2116855, 2905201, 6480833, 14526005, 32404165, 84250829, 421254145]

約数ペア:

[(1, 421254145), (5, 84250829), (13, 32404165), (29, 14526005), (65, 6480833), (145, 2905201), (199, 2116855), (377, 1117385), (995, 423371), (1123, 375115), (1885, 223477), (2587, 162835), (5615, 75023), (5771, 72995), (12935, 32567), (14599, 28855)]