390359199

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{16267}}^1$

素因数の和:16710

約数の個数: 16

約数和(自身を含む): 549207680

約数和(自身を除く): 158848481

約数列:

[1, 3, 19, 57, 421, 1263, 7999, 16267, 23997, 48801, 309073, 927219, 6848407, 20545221, 130119733, 390359199]

約数ペア:

[(1, 390359199), (3, 130119733), (19, 20545221), (57, 6848407), (421, 927219), (1263, 309073), (7999, 48801), (16267, 23997)]