42257709

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5087}}^1$

素因数の和:5177

約数の個数: 24

約数和(自身を含む): 66673152

約数和(自身を除く): 24415443

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 5087, 8307, 15261, 45783, 66131, 198393, 361177, 595179, 1083531, 3250593, 4695301, 14085903, 42257709]

約数ペア:

[(1, 42257709), (3, 14085903), (9, 4695301), (13, 3250593), (39, 1083531), (71, 595179), (117, 361177), (213, 198393), (639, 66131), (923, 45783), (2769, 15261), (5087, 8307)]