17867943

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 26889408

約数和(自身を除く): 9021465

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 797, 2391, 2491, 7173, 7473, 22419, 37459, 42241, 112377, 126723, 337131, 380169, 1985327, 5955981, 17867943]

約数ペア:

[(1, 17867943), (3, 5955981), (9, 1985327), (47, 380169), (53, 337131), (141, 126723), (159, 112377), (423, 42241), (477, 37459), (797, 22419), (2391, 7473), (2491, 7173)]