208675089

素因数分解:

$3^3\times 7^1\times {\mathrm{1104101}}^1$

素因数の和:1104117

約数の個数: 16

約数和(自身を含む): 353312640

約数和(自身を除く): 144637551

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1104101, 3312303, 7728707, 9936909, 23186121, 29810727, 69558363, 208675089]

約数ペア:

[(1, 208675089), (3, 69558363), (7, 29810727), (9, 23186121), (21, 9936909), (27, 7728707), (63, 3312303), (189, 1104101)]