28250761

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1901}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 35422848

約数和(自身を除く): 7172087

約数列:

[1, 7, 11, 77, 193, 1351, 1901, 2123, 13307, 14861, 20911, 146377, 366893, 2568251, 4035823, 28250761]

約数ペア:

[(1, 28250761), (7, 4035823), (11, 2568251), (77, 366893), (193, 146377), (1351, 20911), (1901, 14861), (2123, 13307)]