28487892

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103217}}^1$

素因数の和:103247

約数の個数: 24

約数和(自身を含む): 69362496

約数和(自身を除く): 40874604

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 103217, 206434, 309651, 412868, 619302, 1238604, 2373991, 4747982, 7121973, 9495964, 14243946, 28487892]

約数ペア:

[(1, 28487892), (2, 14243946), (3, 9495964), (4, 7121973), (6, 4747982), (12, 2373991), (23, 1238604), (46, 619302), (69, 412868), (92, 309651), (138, 206434), (276, 103217)]