2890143

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 4363632

約数和(自身を除く): 1473489

約数列:

[1, 3, 9, 53, 73, 83, 159, 219, 249, 477, 657, 747, 3869, 4399, 6059, 11607, 13197, 18177, 34821, 39591, 54531, 321127, 963381, 2890143]

約数ペア:

[(1, 2890143), (3, 963381), (9, 321127), (53, 54531), (73, 39591), (83, 34821), (159, 18177), (219, 13197), (249, 11607), (477, 6059), (657, 4399), (747, 3869)]