647410362381

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2043187}}^1$

素因数の和:2043338

約数の個数: 48

約数和(自身を含む): 1051833182400

約数和(自身を除く): 404422820019

約数列:

[1, 3, 9, 17, 19, 51, 57, 109, 153, 171, 323, 327, 969, 981, 1853, 2071, 2907, 5559, 6213, 16677, 18639, 35207, 105621, 316863, 2043187, 6129561, 18388683, 34734179, 38820553, 104202537, 116461659, 222707383, 312607611, 349384977, 659949401, 668122149, 1979848203, 2004366447, 3786025511, 4231440277, 5939544609, 11358076533, 12694320831, 34074229599, 38082962493, 71934484709, 215803454127, 647410362381]

約数ペア:

[(1, 647410362381), (3, 215803454127), (9, 71934484709), (17, 38082962493), (19, 34074229599), (51, 12694320831), (57, 11358076533), (109, 5939544609), (153, 4231440277), (171, 3786025511), (323, 2004366447), (327, 1979848203), (969, 668122149), (981, 659949401), (1853, 349384977), (2071, 312607611), (2907, 222707383), (5559, 116461659), (6213, 104202537), (16677, 38820553), (18639, 34734179), (35207, 18388683), (105621, 6129561), (316863, 2043187)]