28237653

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{3917}}^1$

素因数の和:4018

約数の個数: 20

約数和(自身を含む): 42667020

約数和(自身を除く): 14429367

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 3917, 7209, 11751, 35253, 105759, 317277, 348613, 1045839, 3137517, 9412551, 28237653]

約数ペア:

[(1, 28237653), (3, 9412551), (9, 3137517), (27, 1045839), (81, 348613), (89, 317277), (267, 105759), (801, 35253), (2403, 11751), (3917, 7209)]