28189059

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 38568960

約数和(自身を除く): 10379901

約数列:

[1, 3, 71, 89, 213, 267, 1487, 4461, 6319, 18957, 105577, 132343, 316731, 397029, 9396353, 28189059]

約数ペア:

[(1, 28189059), (3, 9396353), (71, 397029), (89, 316731), (213, 132343), (267, 105577), (1487, 18957), (4461, 6319)]