8138943

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 12220416

約数和(自身を除く): 4081473

約数列:

[1, 3, 9, 47, 71, 141, 213, 271, 423, 639, 813, 2439, 3337, 10011, 12737, 19241, 30033, 38211, 57723, 114633, 173169, 904327, 2712981, 8138943]

約数ペア:

[(1, 8138943), (3, 2712981), (9, 904327), (47, 173169), (71, 114633), (141, 57723), (213, 38211), (271, 30033), (423, 19241), (639, 12737), (813, 10011), (2439, 3337)]