201778667

素因数分解:

${\mathrm{61}}^2\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:590

約数の個数: 12

約数和(自身を含む): 206914968

約数和(自身を除く): 5136301

約数列:

[1, 61, 211, 257, 3721, 12871, 15677, 54227, 785131, 956297, 3307847, 201778667]

約数ペア:

[(1, 201778667), (61, 3307847), (211, 956297), (257, 785131), (3721, 54227), (12871, 15677)]