1338995

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 1867008

約数和(自身を除く): 528013

約数列:

[1, 5, 7, 35, 67, 335, 469, 571, 2345, 2855, 3997, 19985, 38257, 191285, 267799, 1338995]

約数ペア:

[(1, 1338995), (5, 267799), (7, 191285), (35, 38257), (67, 19985), (335, 3997), (469, 2855), (571, 2345)]