128206514

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{13171}}^1$

素因数の和:13361

約数の個数: 16

約数和(自身を含む): 199792896

約数和(自身を除く): 71586382

約数列:

[1, 2, 31, 62, 157, 314, 4867, 9734, 13171, 26342, 408301, 816602, 2067847, 4135694, 64103257, 128206514]

約数ペア:

[(1, 128206514), (2, 64103257), (31, 4135694), (62, 2067847), (157, 816602), (314, 408301), (4867, 26342), (9734, 13171)]