28900501

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 36864000

約数和(自身を除く): 7963499

約数列:

[1, 7, 19, 29, 59, 127, 133, 203, 413, 551, 889, 1121, 1711, 2413, 3683, 3857, 7493, 7847, 11977, 16891, 25781, 32509, 52451, 69977, 142367, 217297, 227563, 489839, 996569, 1521079, 4128643, 28900501]

約数ペア:

[(1, 28900501), (7, 4128643), (19, 1521079), (29, 996569), (59, 489839), (127, 227563), (133, 217297), (203, 142367), (413, 69977), (551, 52451), (889, 32509), (1121, 25781), (1711, 16891), (2413, 11977), (3683, 7847), (3857, 7493)]