28913577

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17881}}^1$

素因数の和:17909

約数の個数: 24

約数和(自身を含む): 48925152

約数和(自身を除く): 20011575

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17881, 53643, 125167, 196691, 375501, 590073, 876169, 1376837, 2628507, 4130511, 9637859, 28913577]

約数ペア:

[(1, 28913577), (3, 9637859), (7, 4130511), (11, 2628507), (21, 1376837), (33, 876169), (49, 590073), (77, 375501), (147, 196691), (231, 125167), (539, 53643), (1617, 17881)]