208486089

素因数分解:

$3^3\times 7^1\times {\mathrm{1103101}}^1$

素因数の和:1103117

約数の個数: 16

約数和(自身を含む): 352992640

約数和(自身を除く): 144506551

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1103101, 3309303, 7721707, 9927909, 23165121, 29783727, 69495363, 208486089]

約数ペア:

[(1, 208486089), (3, 69495363), (7, 29783727), (9, 23165121), (21, 9927909), (27, 7721707), (63, 3309303), (189, 1103101)]