4057215

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 6529248

約数和(自身を除く): 2472033

約数列:

[1, 3, 5, 15, 197, 591, 985, 1373, 2955, 4119, 6865, 20595, 270481, 811443, 1352405, 4057215]

約数ペア:

[(1, 4057215), (3, 1352405), (5, 811443), (15, 270481), (197, 20595), (591, 6865), (985, 4119), (1373, 2955)]