28475135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1559}}^1$

素因数の和:1858

約数の個数: 16

約数和(自身を含む): 36953280

約数和(自身を除く): 8478145

約数列:

[1, 5, 13, 65, 281, 1405, 1559, 3653, 7795, 18265, 20267, 101335, 438079, 2190395, 5695027, 28475135]

約数ペア:

[(1, 28475135), (5, 5695027), (13, 2190395), (65, 438079), (281, 101335), (1405, 20267), (1559, 18265), (3653, 7795)]