208417506717

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1\times {\mathrm{276091}}^1$

素因数の和:276553

約数の個数: 32

約数和(自身を含む): 321591961600

約数和(自身を除く): 113174454883

約数列:

[1, 3, 7, 21, 103, 309, 349, 721, 1047, 2163, 2443, 7329, 35947, 107841, 251629, 276091, 754887, 828273, 1932637, 5797911, 28437373, 85312119, 96355759, 199061611, 289067277, 597184833, 674490313, 2023470939, 9924643177, 29773929531, 69472502239, 208417506717]

約数ペア:

[(1, 208417506717), (3, 69472502239), (7, 29773929531), (21, 9924643177), (103, 2023470939), (309, 674490313), (349, 597184833), (721, 289067277), (1047, 199061611), (2163, 96355759), (2443, 85312119), (7329, 28437373), (35947, 5797911), (107841, 1932637), (251629, 828273), (276091, 754887)]