128025321

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{3533}}^1$

素因数の和:3840

約数の個数: 16

約数和(自身を含む): 175060224

約数和(自身を除く): 47034903

約数列:

[1, 3, 47, 141, 257, 771, 3533, 10599, 12079, 36237, 166051, 498153, 907981, 2723943, 42675107, 128025321]

約数ペア:

[(1, 128025321), (3, 42675107), (47, 2723943), (141, 907981), (257, 498153), (771, 166051), (3533, 36237), (10599, 12079)]