126987356

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 225309840

約数和(自身を除く): 98322484

約数列:

[1, 2, 4, 97, 194, 388, 509, 643, 1018, 1286, 2036, 2572, 49373, 62371, 98746, 124742, 197492, 249484, 327287, 654574, 1309148, 31746839, 63493678, 126987356]

約数ペア:

[(1, 126987356), (2, 63493678), (4, 31746839), (97, 1309148), (194, 654574), (388, 327287), (509, 249484), (643, 197492), (1018, 124742), (1286, 98746), (2036, 62371), (2572, 49373)]