217475159

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{28123}}^1$

素因数の和:28190

約数の個数: 16

約数和(自身を含む): 256490880

約数和(自身を除く): 39015721

約数列:

[1, 11, 19, 37, 209, 407, 703, 7733, 28123, 309353, 534337, 1040551, 5877707, 11446061, 19770469, 217475159]

約数ペア:

[(1, 217475159), (11, 19770469), (19, 11446061), (37, 5877707), (209, 1040551), (407, 534337), (703, 309353), (7733, 28123)]