407164471

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1877}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 500975280

約数和(自身を除く): 93810809

約数列:

[1, 7, 19, 49, 133, 233, 931, 1631, 1877, 4427, 11417, 13139, 30989, 35663, 91973, 216923, 249641, 437341, 1747487, 3061387, 8309479, 21429709, 58166353, 407164471]

約数ペア:

[(1, 407164471), (7, 58166353), (19, 21429709), (49, 8309479), (133, 3061387), (233, 1747487), (931, 437341), (1631, 249641), (1877, 216923), (4427, 91973), (11417, 35663), (13139, 30989)]