1555148799549

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2053}}^1\times {\mathrm{5413}}^1$

素因数の和:7619

約数の個数: 64

約数和(自身を含む): 2369970270720

約数和(自身を除く): 814821471171

約数列:

[1, 3, 9, 27, 71, 73, 213, 219, 639, 657, 1917, 1971, 2053, 5183, 5413, 6159, 15549, 16239, 18477, 46647, 48717, 55431, 139941, 145763, 146151, 149869, 384323, 395149, 437289, 449607, 1152969, 1185447, 1311867, 1348821, 3458907, 3556341, 3935601, 4046463, 10376721, 10640699, 10669023, 11112889, 28055579, 31922097, 33338667, 84166737, 95766291, 100016001, 252500211, 287298873, 300048003, 757500633, 789015119, 811240897, 2367045357, 2433722691, 7101136071, 7301168073, 21303408213, 21903504219, 57598103687, 172794311061, 518382933183, 1555148799549]

約数ペア:

[(1, 1555148799549), (3, 518382933183), (9, 172794311061), (27, 57598103687), (71, 21903504219), (73, 21303408213), (213, 7301168073), (219, 7101136071), (639, 2433722691), (657, 2367045357), (1917, 811240897), (1971, 789015119), (2053, 757500633), (5183, 300048003), (5413, 287298873), (6159, 252500211), (15549, 100016001), (16239, 95766291), (18477, 84166737), (46647, 33338667), (48717, 31922097), (55431, 28055579), (139941, 11112889), (145763, 10669023), (146151, 10640699), (149869, 10376721), (384323, 4046463), (395149, 3935601), (437289, 3556341), (449607, 3458907), (1152969, 1348821), (1185447, 1311867)]