127964728

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1601}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 244913760

約数和(自身を除く): 116949032

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 388, 412, 776, 824, 1601, 3202, 6404, 9991, 12808, 19982, 39964, 79928, 155297, 164903, 310594, 329806, 621188, 659612, 1242376, 1319224, 15995591, 31991182, 63982364, 127964728]

約数ペア:

[(1, 127964728), (2, 63982364), (4, 31991182), (8, 15995591), (97, 1319224), (103, 1242376), (194, 659612), (206, 621188), (388, 329806), (412, 310594), (776, 164903), (824, 155297), (1601, 79928), (3202, 39964), (6404, 19982), (9991, 12808)]