423909

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 671840

約数和(自身を除く): 247931

約数列:

[1, 3, 9, 19, 37, 57, 67, 111, 171, 201, 333, 603, 703, 1273, 2109, 2479, 3819, 6327, 7437, 11457, 22311, 47101, 141303, 423909]

約数ペア:

[(1, 423909), (3, 141303), (9, 47101), (19, 22311), (37, 11457), (57, 7437), (67, 6327), (111, 3819), (171, 2479), (201, 2109), (333, 1273), (603, 703)]