205736085

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80209}}^1$

素因数の和:80242

約数の個数: 32

約数和(自身を含む): 385008000

約数和(自身を除く): 179271915

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 80209, 240627, 401045, 721881, 1203135, 1523971, 2165643, 3609405, 4571913, 7619855, 10828215, 13715739, 22859565, 41147217, 68578695, 205736085]

約数ペア:

[(1, 205736085), (3, 68578695), (5, 41147217), (9, 22859565), (15, 13715739), (19, 10828215), (27, 7619855), (45, 4571913), (57, 3609405), (95, 2165643), (135, 1523971), (171, 1203135), (285, 721881), (513, 401045), (855, 240627), (2565, 80209)]