153873999

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 237889872

約数和(自身を除く): 84015873

約数列:

[1, 3, 9, 27, 53, 73, 81, 159, 219, 477, 491, 657, 1431, 1473, 1971, 3869, 4293, 4419, 5913, 11607, 13257, 26023, 34821, 35843, 39771, 78069, 104463, 107529, 234207, 313389, 322587, 702621, 967761, 1899679, 2107863, 2903283, 5699037, 17097111, 51291333, 153873999]

約数ペア:

[(1, 153873999), (3, 51291333), (9, 17097111), (27, 5699037), (53, 2903283), (73, 2107863), (81, 1899679), (159, 967761), (219, 702621), (477, 322587), (491, 313389), (657, 234207), (1431, 107529), (1473, 104463), (1971, 78069), (3869, 39771), (4293, 35843), (4419, 34821), (5913, 26023), (11607, 13257)]