28520437

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 32739840

約数和(自身を除く): 4219403

約数列:

[1, 11, 23, 139, 253, 811, 1529, 3197, 8921, 18653, 35167, 112729, 205183, 1240019, 2592767, 28520437]

約数ペア:

[(1, 28520437), (11, 2592767), (23, 1240019), (139, 205183), (253, 112729), (811, 35167), (1529, 18653), (3197, 8921)]