399366721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{2351}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 438600960

約数和(自身を除く): 39234239

約数列:

[1, 13, 73, 179, 949, 2327, 2351, 13067, 30563, 169871, 171623, 420829, 2231099, 5470777, 30720517, 399366721]

約数ペア:

[(1, 399366721), (13, 30720517), (73, 5470777), (179, 2231099), (949, 420829), (2327, 171623), (2351, 169871), (13067, 30563)]