12203895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 21888000

約数和(自身を除く): 9684105

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 1999, 2035, 5997, 6105, 9995, 21989, 29985, 65967, 73963, 109945, 221889, 329835, 369815, 813593, 1109445, 2440779, 4067965, 12203895]

約数ペア:

[(1, 12203895), (3, 4067965), (5, 2440779), (11, 1109445), (15, 813593), (33, 369815), (37, 329835), (55, 221889), (111, 109945), (165, 73963), (185, 65967), (407, 29985), (555, 21989), (1221, 9995), (1999, 6105), (2035, 5997)]