129120424

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{64303}}^1$

素因数の和:64560

約数の個数: 16

約数和(自身を含む): 243069120

約数和(自身を除く): 113948696

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 64303, 128606, 257212, 514424, 16140053, 32280106, 64560212, 129120424]

約数ペア:

[(1, 129120424), (2, 64560212), (4, 32280106), (8, 16140053), (251, 514424), (502, 257212), (1004, 128606), (2008, 64303)]