81709599

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 118540800

約数和(自身を除く): 36831201

約数列:

[1, 3, 17, 51, 83, 97, 199, 249, 291, 597, 1411, 1649, 3383, 4233, 4947, 8051, 10149, 16517, 19303, 24153, 49551, 57909, 136867, 280789, 328151, 410601, 842367, 984453, 1602149, 4806447, 27236533, 81709599]

約数ペア:

[(1, 81709599), (3, 27236533), (17, 4806447), (51, 1602149), (83, 984453), (97, 842367), (199, 410601), (249, 328151), (291, 280789), (597, 136867), (1411, 57909), (1649, 49551), (3383, 24153), (4233, 19303), (4947, 16517), (8051, 10149)]