28742421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1721}}^1$

素因数の和:2036

約数の個数: 16

約数和(自身を含む): 40501440

約数和(自身を除く): 11759019

約数列:

[1, 3, 19, 57, 293, 879, 1721, 5163, 5567, 16701, 32699, 98097, 504253, 1512759, 9580807, 28742421]

約数ペア:

[(1, 28742421), (3, 9580807), (19, 1512759), (57, 504253), (293, 98097), (879, 32699), (1721, 16701), (5163, 5567)]