128855208

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{12457}}^1$

素因数の和:12897

約数の個数: 32

約数和(自身を含む): 322911360

約数和(自身を除く): 194056152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2586, 3448, 5172, 10344, 12457, 24914, 37371, 49828, 74742, 99656, 149484, 298968, 5368967, 10737934, 16106901, 21475868, 32213802, 42951736, 64427604, 128855208]

約数ペア:

[(1, 128855208), (2, 64427604), (3, 42951736), (4, 32213802), (6, 21475868), (8, 16106901), (12, 10737934), (24, 5368967), (431, 298968), (862, 149484), (1293, 99656), (1724, 74742), (2586, 49828), (3448, 37371), (5172, 24914), (10344, 12457)]