28080716

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 49975296

約数和(自身を除く): 21894580

約数列:

[1, 2, 4, 127, 167, 254, 331, 334, 508, 662, 668, 1324, 21209, 42037, 42418, 55277, 84074, 84836, 110554, 168148, 221108, 7020179, 14040358, 28080716]

約数ペア:

[(1, 28080716), (2, 14040358), (4, 7020179), (127, 221108), (167, 168148), (254, 110554), (331, 84836), (334, 84074), (508, 55277), (662, 42418), (668, 42037), (1324, 21209)]