246815721

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{21817}}^1$

素因数の和:22245

約数の個数: 16

約数和(自身を含む): 366542400

約数和(自身を除く): 119726679

約数列:

[1, 3, 9, 27, 419, 1257, 3771, 11313, 21817, 65451, 196353, 589059, 9141323, 27423969, 82271907, 246815721]

約数ペア:

[(1, 246815721), (3, 82271907), (9, 27423969), (27, 9141323), (419, 589059), (1257, 196353), (3771, 65451), (11313, 21817)]