199700979

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{26723}}^1$

素因数の和:26826

約数の個数: 16

約数和(自身を含む): 277074432

約数和(自身を除く): 77373453

約数列:

[1, 3, 47, 53, 141, 159, 2491, 7473, 26723, 80169, 1255981, 1416319, 3767943, 4248957, 66566993, 199700979]

約数ペア:

[(1, 199700979), (3, 66566993), (47, 4248957), (53, 3767943), (141, 1416319), (159, 1255981), (2491, 80169), (7473, 26723)]