205979209

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 222201280

約数和(自身を除く): 16222071

約数列:

[1, 19, 73, 97, 1387, 1531, 1843, 7081, 29089, 111763, 134539, 148507, 2123497, 2821633, 10841011, 205979209]

約数ペア:

[(1, 205979209), (19, 10841011), (73, 2821633), (97, 2123497), (1387, 148507), (1531, 134539), (1843, 111763), (7081, 29089)]