28127993985

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17749}}^1$

素因数の和:17829

約数の個数: 160

約数和(自身を含む): 63504672000

約数和(自身を除く): 35376678015

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 43, 45, 63, 65, 81, 91, 105, 117, 129, 135, 189, 195, 215, 273, 301, 315, 351, 387, 405, 455, 559, 567, 585, 645, 819, 903, 945, 1053, 1161, 1365, 1505, 1677, 1755, 1935, 2457, 2709, 2795, 2835, 3483, 3913, 4095, 4515, 5031, 5265, 5805, 7371, 8127, 8385, 11739, 12285, 13545, 15093, 17415, 17749, 19565, 24381, 25155, 35217, 36855, 40635, 45279, 53247, 58695, 75465, 88745, 105651, 121905, 124243, 159741, 176085, 226395, 230737, 266235, 316953, 372729, 479223, 528255, 621215, 692211, 763207, 798705, 1118187, 1153685, 1437669, 1584765, 1615159, 1863645, 2076633, 2289621, 2396115, 3354561, 3461055, 3816035, 4845477, 5342449, 5590935, 6229899, 6868863, 7188345, 8075795, 9921691, 10063683, 10383165, 11448105, 14536431, 16027347, 16772805, 18689697, 20606589, 24227385, 26712245, 29765073, 31149495, 34344315, 43609293, 48082041, 49608455, 50318415, 61819767, 69451837, 72682155, 80136735, 89295219, 93448485, 103032945, 130827879, 144246123, 148825365, 208355511, 218046465, 240410205, 267885657, 309098835, 347259185, 432738369, 446476095, 625066533, 654139395, 721230615, 803656971, 1041777555, 1339428285, 1875199599, 2163691845, 3125332665, 4018284855, 5625598797, 9375997995, 28127993985]

約数ペア:

[(1, 28127993985), (3, 9375997995), (5, 5625598797), (7, 4018284855), (9, 3125332665), (13, 2163691845), (15, 1875199599), (21, 1339428285), (27, 1041777555), (35, 803656971), (39, 721230615), (43, 654139395), (45, 625066533), (63, 446476095), (65, 432738369), (81, 347259185), (91, 309098835), (105, 267885657), (117, 240410205), (129, 218046465), (135, 208355511), (189, 148825365), (195, 144246123), (215, 130827879), (273, 103032945), (301, 93448485), (315, 89295219), (351, 80136735), (387, 72682155), (405, 69451837), (455, 61819767), (559, 50318415), (567, 49608455), (585, 48082041), (645, 43609293), (819, 34344315), (903, 31149495), (945, 29765073), (1053, 26712245), (1161, 24227385), (1365, 20606589), (1505, 18689697), (1677, 16772805), (1755, 16027347), (1935, 14536431), (2457, 11448105), (2709, 10383165), (2795, 10063683), (2835, 9921691), (3483, 8075795), (3913, 7188345), (4095, 6868863), (4515, 6229899), (5031, 5590935), (5265, 5342449), (5805, 4845477), (7371, 3816035), (8127, 3461055), (8385, 3354561), (11739, 2396115), (12285, 2289621), (13545, 2076633), (15093, 1863645), (17415, 1615159), (17749, 1584765), (19565, 1437669), (24381, 1153685), (25155, 1118187), (35217, 798705), (36855, 763207), (40635, 692211), (45279, 621215), (53247, 528255), (58695, 479223), (75465, 372729), (88745, 316953), (105651, 266235), (121905, 230737), (124243, 226395), (159741, 176085)]