221423908

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{1931}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 392736960

約数和(自身を除く): 171313052

約数列:

[1, 2, 4, 109, 218, 263, 436, 526, 1052, 1931, 3862, 7724, 28667, 57334, 114668, 210479, 420958, 507853, 841916, 1015706, 2031412, 55355977, 110711954, 221423908]

約数ペア:

[(1, 221423908), (2, 110711954), (4, 55355977), (109, 2031412), (218, 1015706), (263, 841916), (436, 507853), (526, 420958), (1052, 210479), (1931, 114668), (3862, 57334), (7724, 28667)]