218971526

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{90709}}^1$

素因数の和:90799

約数の個数: 16

約数和(自身を含む): 352680480

約数和(自身を除く): 133708954

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 90709, 181418, 1542053, 3084106, 6440339, 12880678, 109485763, 218971526]

約数ペア:

[(1, 218971526), (2, 109485763), (17, 12880678), (34, 6440339), (71, 3084106), (142, 1542053), (1207, 181418), (2414, 90709)]