28415367

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{6619}}^1$

素因数の和:6684

約数の個数: 20

約数和(自身を含む): 43255080

約数和(自身を除く): 14839713

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 6619, 19857, 59571, 178713, 350807, 536139, 1052421, 3157263, 9471789, 28415367]

約数ペア:

[(1, 28415367), (3, 9471789), (9, 3157263), (27, 1052421), (53, 536139), (81, 350807), (159, 178713), (477, 59571), (1431, 19857), (4293, 6619)]