64401086

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 97674336

約数和(自身を除く): 33273250

約数列:

[1, 2, 157, 314, 317, 634, 647, 1294, 49769, 99538, 101579, 203158, 205099, 410198, 32200543, 64401086]

約数ペア:

[(1, 64401086), (2, 32200543), (157, 410198), (314, 205099), (317, 203158), (634, 101579), (647, 99538), (1294, 49769)]