209260293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{3301}}^1$

素因数の和:3445

約数の個数: 32

約数和(自身を含む): 325233792

約数和(自身を除く): 115973499

約数列:

[1, 3, 11, 17, 33, 51, 113, 187, 339, 561, 1243, 1921, 3301, 3729, 5763, 9903, 21131, 36311, 56117, 63393, 108933, 168351, 373013, 617287, 1119039, 1851861, 4103143, 6341221, 12309429, 19023663, 69753431, 209260293]

約数ペア:

[(1, 209260293), (3, 69753431), (11, 19023663), (17, 12309429), (33, 6341221), (51, 4103143), (113, 1851861), (187, 1119039), (339, 617287), (561, 373013), (1243, 168351), (1921, 108933), (3301, 63393), (3729, 56117), (5763, 36311), (9903, 21131)]