1328089

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 16

約数和(自身を含む): 1619712

約数和(自身を除く): 291623

約数列:

[1, 7, 23, 73, 113, 161, 511, 791, 1679, 2599, 8249, 11753, 18193, 57743, 189727, 1328089]

約数ペア:

[(1, 1328089), (7, 189727), (23, 57743), (73, 18193), (113, 11753), (161, 8249), (511, 2599), (791, 1679)]