28205121069

素因数分解:

$3^2\times {\mathrm{167311}}^1\times {\mathrm{18731}}^1$

素因数の和:186048

約数の個数: 12

約数和(自身を含む): 40743148992

約数和(自身を除く): 12538027923

約数列:

[1, 3, 9, 18731, 56193, 167311, 168579, 501933, 1505799, 3133902341, 9401707023, 28205121069]

約数ペア:

[(1, 28205121069), (3, 9401707023), (9, 3133902341), (18731, 1505799), (56193, 501933), (167311, 168579)]