205493113

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{11617}}^1$

素因数の和:11669

約数の個数: 18

約数和(自身を含む): 252308106

約数和(自身を除く): 46814993

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 11617, 17689, 81319, 220723, 569233, 1545061, 4193737, 10815427, 29356159, 205493113]

約数ペア:

[(1, 205493113), (7, 29356159), (19, 10815427), (49, 4193737), (133, 1545061), (361, 569233), (931, 220723), (2527, 81319), (11617, 17689)]