426639351

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 609638400

約数和(自身を除く): 182999049

約数列:

[1, 3, 23, 47, 69, 141, 293, 449, 879, 1081, 1347, 3243, 6739, 10327, 13771, 20217, 21103, 30981, 41313, 63309, 131557, 316733, 394671, 485369, 950199, 1456107, 3025811, 6183179, 9077433, 18549537, 142213117, 426639351]

約数ペア:

[(1, 426639351), (3, 142213117), (23, 18549537), (47, 9077433), (69, 6183179), (141, 3025811), (293, 1456107), (449, 950199), (879, 485369), (1081, 394671), (1347, 316733), (3243, 131557), (6739, 63309), (10327, 41313), (13771, 30981), (20217, 21103)]