28736943

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2503}}^1$

素因数の和:2638

約数の個数: 16

約数和(自身を含む): 39663360

約数和(自身を除く): 10926417

約数列:

[1, 3, 43, 89, 129, 267, 2503, 3827, 7509, 11481, 107629, 222767, 322887, 668301, 9578981, 28736943]

約数ペア:

[(1, 28736943), (3, 9578981), (43, 668301), (89, 322887), (129, 222767), (267, 107629), (2503, 11481), (3827, 7509)]