16640739

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1783}}^1$

素因数の和:1867

約数の個数: 24

約数和(自身を含む): 25882272

約数和(自身を除く): 9241533

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 1783, 3111, 5349, 9333, 16047, 30311, 90933, 108763, 272799, 326289, 978867, 1848971, 5546913, 16640739]

約数ペア:

[(1, 16640739), (3, 5546913), (9, 1848971), (17, 978867), (51, 326289), (61, 272799), (153, 108763), (183, 90933), (549, 30311), (1037, 16047), (1783, 9333), (3111, 5349)]