78887874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1987}}^1$

素因数の和:2514

約数の個数: 32

約数和(自身を含む): 170331840

約数和(自身を除く): 91443966

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 509, 1018, 1527, 1987, 3054, 3974, 5961, 6617, 11922, 13234, 19851, 25831, 39702, 51662, 77493, 154986, 1011383, 2022766, 3034149, 6068298, 13147979, 26295958, 39443937, 78887874]

約数ペア:

[(1, 78887874), (2, 39443937), (3, 26295958), (6, 13147979), (13, 6068298), (26, 3034149), (39, 2022766), (78, 1011383), (509, 154986), (1018, 77493), (1527, 51662), (1987, 39702), (3054, 25831), (3974, 19851), (5961, 13234), (6617, 11922)]