28395021

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{521}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 39037248

約数和(自身を除く): 10642227

約数列:

[1, 3, 37, 111, 491, 521, 1473, 1563, 18167, 19277, 54501, 57831, 255811, 767433, 9465007, 28395021]

約数ペア:

[(1, 28395021), (3, 9465007), (37, 767433), (111, 255811), (491, 57831), (521, 54501), (1473, 19277), (1563, 18167)]