127578999

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1783}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 191130624

約数和(自身を除く): 63551625

約数列:

[1, 3, 17, 23, 51, 61, 69, 183, 391, 1037, 1173, 1403, 1783, 3111, 4209, 5349, 23851, 30311, 41009, 71553, 90933, 108763, 123027, 326289, 697153, 1848971, 2091459, 2501549, 5546913, 7504647, 42526333, 127578999]

約数ペア:

[(1, 127578999), (3, 42526333), (17, 7504647), (23, 5546913), (51, 2501549), (61, 2091459), (69, 1848971), (183, 697153), (391, 326289), (1037, 123027), (1173, 108763), (1403, 90933), (1783, 71553), (3111, 41009), (4209, 30311), (5349, 23851)]