128551454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1\times {\mathrm{2687}}^1$

素因数の和:3967

約数の個数: 16

約数和(自身を含む): 203212800

約数和(自身を除く): 74661346

約数列:

[1, 2, 19, 38, 1259, 2518, 2687, 5374, 23921, 47842, 51053, 102106, 3382933, 6765866, 64275727, 128551454]

約数ペア:

[(1, 128551454), (2, 64275727), (19, 6765866), (38, 3382933), (1259, 102106), (2518, 51053), (2687, 47842), (5374, 23921)]