65379981

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{1093}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 88500224

約数和(自身を除く): 23120243

約数列:

[1, 3, 127, 157, 381, 471, 1093, 3279, 19939, 59817, 138811, 171601, 416433, 514803, 21793327, 65379981]

約数ペア:

[(1, 65379981), (3, 21793327), (127, 514803), (157, 416433), (381, 171601), (471, 138811), (1093, 59817), (3279, 19939)]