388747961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{3613}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 468374400

約数和(自身を除く): 79626439

約数列:

[1, 7, 19, 133, 809, 3613, 5663, 15371, 25291, 68647, 107597, 480529, 2922917, 20460419, 55535423, 388747961]

約数ペア:

[(1, 388747961), (7, 55535423), (19, 20460419), (133, 2922917), (809, 480529), (3613, 107597), (5663, 68647), (15371, 25291)]