318205419

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{1123}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 493768704

約数和(自身を除く): 175563285

約数列:

[1, 3, 7, 21, 103, 131, 309, 393, 721, 917, 1123, 2163, 2751, 3369, 7861, 13493, 23583, 40479, 94451, 115669, 147113, 283353, 347007, 441339, 809683, 1029791, 2429049, 3089373, 15152639, 45457917, 106068473, 318205419]

約数ペア:

[(1, 318205419), (3, 106068473), (7, 45457917), (21, 15152639), (103, 3089373), (131, 2429049), (309, 1029791), (393, 809683), (721, 441339), (917, 347007), (1123, 283353), (2163, 147113), (2751, 115669), (3369, 94451), (7861, 40479), (13493, 23583)]