28419819

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3803}}^1$

素因数の和:3906

約数の個数: 16

約数和(自身を含む): 39439872

約数和(自身を除く): 11020053

約数列:

[1, 3, 47, 53, 141, 159, 2491, 3803, 7473, 11409, 178741, 201559, 536223, 604677, 9473273, 28419819]

約数ペア:

[(1, 28419819), (3, 9473273), (47, 604677), (53, 536223), (141, 201559), (159, 178741), (2491, 11409), (3803, 7473)]