210897207

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{7129}}^1$

素因数の和:7327

約数の個数: 24

約数和(自身を含む): 322561200

約数和(自身を除く): 111663993

約数列:

[1, 3, 9, 19, 57, 171, 173, 519, 1557, 3287, 7129, 9861, 21387, 29583, 64161, 135451, 406353, 1219059, 1233317, 3699951, 11099853, 23433023, 70299069, 210897207]

約数ペア:

[(1, 210897207), (3, 70299069), (9, 23433023), (19, 11099853), (57, 3699951), (171, 1233317), (173, 1219059), (519, 406353), (1557, 135451), (3287, 64161), (7129, 29583), (9861, 21387)]