407029221

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{761}}^1\times {\mathrm{887}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 598163904

約数和(自身を除く): 191134683

約数列:

[1, 3, 9, 67, 201, 603, 761, 887, 2283, 2661, 6849, 7983, 50987, 59429, 152961, 178287, 458883, 534861, 675007, 2025021, 6075063, 45225469, 135676407, 407029221]

約数ペア:

[(1, 407029221), (3, 135676407), (9, 45225469), (67, 6075063), (201, 2025021), (603, 675007), (761, 534861), (887, 458883), (2283, 178287), (2661, 152961), (6849, 59429), (7983, 50987)]