28275429

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103573}}^1$

素因数の和:103596

約数の個数: 16

約数和(自身を含む): 46401152

約数和(自身を除く): 18125723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 103573, 310719, 725011, 1346449, 2175033, 4039347, 9425143, 28275429]

約数ペア:

[(1, 28275429), (3, 9425143), (7, 4039347), (13, 2175033), (21, 1346449), (39, 725011), (91, 310719), (273, 103573)]