78178228

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 138547584

約数和(自身を除く): 60369356

約数列:

[1, 2, 4, 137, 274, 331, 431, 548, 662, 862, 1324, 1724, 45347, 59047, 90694, 118094, 142661, 181388, 236188, 285322, 570644, 19544557, 39089114, 78178228]

約数ペア:

[(1, 78178228), (2, 39089114), (4, 19544557), (137, 570644), (274, 285322), (331, 236188), (431, 181388), (548, 142661), (662, 118094), (862, 90694), (1324, 59047), (1724, 45347)]