220494211

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{8429}}^1$

素因数の和:8574

約数の個数: 16

約数和(自身を含む): 261397440

約数和(自身を除く): 40903229

約数列:

[1, 7, 37, 101, 259, 707, 3737, 8429, 26159, 59003, 311873, 851329, 2183111, 5959303, 31499173, 220494211]

約数ペア:

[(1, 220494211), (7, 31499173), (37, 5959303), (101, 2183111), (259, 851329), (707, 311873), (3737, 59003), (8429, 26159)]