13021085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 20127744

約数和(自身を除く): 7106659

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1091, 1705, 2387, 5455, 7637, 11935, 12001, 33821, 38185, 60005, 84007, 169105, 236747, 372031, 420035, 1183735, 1860155, 2604217, 13021085]

約数ペア:

[(1, 13021085), (5, 2604217), (7, 1860155), (11, 1183735), (31, 420035), (35, 372031), (55, 236747), (77, 169105), (155, 84007), (217, 60005), (341, 38185), (385, 33821), (1085, 12001), (1091, 11935), (1705, 7637), (2387, 5455)]