209449316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{133919}}^1$

素因数の和:133963

約数の個数: 24

約数和(自身を含む): 404974080

約数和(自身を除く): 195524764

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 133919, 267838, 535676, 2276623, 3080137, 4553246, 6160274, 9106492, 12320548, 52362329, 104724658, 209449316]

約数ペア:

[(1, 209449316), (2, 104724658), (4, 52362329), (17, 12320548), (23, 9106492), (34, 6160274), (46, 4553246), (68, 3080137), (92, 2276623), (391, 535676), (782, 267838), (1564, 133919)]