255555621

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{141269}}^1$

素因数の和:141345

約数の個数: 16

約数和(自身を含む): 384254400

約数和(自身を除く): 128698779

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 141269, 423807, 1271421, 3814263, 9465023, 28395069, 85185207, 255555621]

約数ペア:

[(1, 255555621), (3, 85185207), (9, 28395069), (27, 9465023), (67, 3814263), (201, 1271421), (603, 423807), (1809, 141269)]