39991143

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 58060800

約数和(自身を除く): 18069657

約数列:

[1, 3, 19, 57, 79, 83, 107, 237, 249, 321, 1501, 1577, 2033, 4503, 4731, 6099, 6557, 8453, 8881, 19671, 25359, 26643, 124583, 160607, 168739, 373749, 481821, 506217, 701599, 2104797, 13330381, 39991143]

約数ペア:

[(1, 39991143), (3, 13330381), (19, 2104797), (57, 701599), (79, 506217), (83, 481821), (107, 373749), (237, 168739), (249, 160607), (321, 124583), (1501, 26643), (1577, 25359), (2033, 19671), (4503, 8881), (4731, 8453), (6099, 6557)]