128520514

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1\times {\mathrm{727}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 194620608

約数和(自身を除く): 66100094

約数列:

[1, 2, 157, 314, 563, 727, 1126, 1454, 88391, 114139, 176782, 228278, 409301, 818602, 64260257, 128520514]

約数ペア:

[(1, 128520514), (2, 64260257), (157, 818602), (314, 409301), (563, 228278), (727, 176782), (1126, 114139), (1454, 88391)]