1900560207

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 3294756864

約数和(自身を除く): 1394196657

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 127, 147, 191, 273, 287, 381, 533, 573, 637, 861, 889, 1337, 1599, 1651, 1911, 2009, 2483, 2667, 3731, 4011, 4953, 5207, 6027, 6223, 7449, 7831, 9359, 11193, 11557, 15621, 17381, 18669, 23493, 24257, 26117, 28077, 34671, 36449, 52143, 54817, 67691, 72771, 78351, 80899, 101803, 109347, 121667, 164451, 169799, 203073, 242697, 255143, 305409, 315341, 365001, 383719, 473837, 509397, 712621, 765429, 946023, 994537, 1151157, 1188593, 1421511, 2137863, 2207387, 2983611, 3316859, 3565779, 4988347, 6622161, 6961759, 9950577, 12928981, 14965041, 15451709, 20885277, 38786943, 46355127, 48732313, 90502867, 146196939, 271508601, 633520069, 1900560207]

約数ペア:

[(1, 1900560207), (3, 633520069), (7, 271508601), (13, 146196939), (21, 90502867), (39, 48732313), (41, 46355127), (49, 38786943), (91, 20885277), (123, 15451709), (127, 14965041), (147, 12928981), (191, 9950577), (273, 6961759), (287, 6622161), (381, 4988347), (533, 3565779), (573, 3316859), (637, 2983611), (861, 2207387), (889, 2137863), (1337, 1421511), (1599, 1188593), (1651, 1151157), (1911, 994537), (2009, 946023), (2483, 765429), (2667, 712621), (3731, 509397), (4011, 473837), (4953, 383719), (5207, 365001), (6027, 315341), (6223, 305409), (7449, 255143), (7831, 242697), (9359, 203073), (11193, 169799), (11557, 164451), (15621, 121667), (17381, 109347), (18669, 101803), (23493, 80899), (24257, 78351), (26117, 72771), (28077, 67691), (34671, 54817), (36449, 52143)]