8641423782

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:771

約数の個数: 144

約数和(自身を含む): 21112380432

約数和(自身を除く): 12470956650

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 137, 153, 171, 274, 306, 323, 342, 361, 411, 571, 646, 722, 822, 969, 1083, 1142, 1233, 1713, 1938, 2166, 2329, 2466, 2603, 2907, 3249, 3426, 4658, 5139, 5206, 5814, 6137, 6498, 6987, 7809, 9707, 10278, 10849, 12274, 13974, 15618, 18411, 19414, 20961, 21698, 23427, 29121, 32547, 36822, 41922, 44251, 46854, 49457, 55233, 58242, 65094, 78227, 87363, 88502, 97641, 98914, 110466, 132753, 148371, 156454, 174726, 184433, 195282, 206131, 234681, 265506, 296742, 368866, 398259, 412262, 445113, 469362, 553299, 618393, 704043, 796518, 840769, 890226, 1106598, 1236786, 1329859, 1408086, 1486313, 1659897, 1681538, 1855179, 2522307, 2659718, 2972626, 3319794, 3504227, 3710358, 3989577, 4458939, 5044614, 7008454, 7566921, 7979154, 8917878, 10512681, 11968731, 13376817, 15133842, 21025362, 23937462, 25267321, 26753634, 28239947, 31538043, 50534642, 56479894, 63076086, 75801963, 84719841, 151603926, 169439682, 227405889, 254159523, 454811778, 480079099, 508319046, 960158198, 1440237297, 2880474594, 4320711891, 8641423782]

約数ペア:

[(1, 8641423782), (2, 4320711891), (3, 2880474594), (6, 1440237297), (9, 960158198), (17, 508319046), (18, 480079099), (19, 454811778), (34, 254159523), (38, 227405889), (51, 169439682), (57, 151603926), (102, 84719841), (114, 75801963), (137, 63076086), (153, 56479894), (171, 50534642), (274, 31538043), (306, 28239947), (323, 26753634), (342, 25267321), (361, 23937462), (411, 21025362), (571, 15133842), (646, 13376817), (722, 11968731), (822, 10512681), (969, 8917878), (1083, 7979154), (1142, 7566921), (1233, 7008454), (1713, 5044614), (1938, 4458939), (2166, 3989577), (2329, 3710358), (2466, 3504227), (2603, 3319794), (2907, 2972626), (3249, 2659718), (3426, 2522307), (4658, 1855179), (5139, 1681538), (5206, 1659897), (5814, 1486313), (6137, 1408086), (6498, 1329859), (6987, 1236786), (7809, 1106598), (9707, 890226), (10278, 840769), (10849, 796518), (12274, 704043), (13974, 618393), (15618, 553299), (18411, 469362), (19414, 445113), (20961, 412262), (21698, 398259), (23427, 368866), (29121, 296742), (32547, 265506), (36822, 234681), (41922, 206131), (44251, 195282), (46854, 184433), (49457, 174726), (55233, 156454), (58242, 148371), (65094, 132753), (78227, 110466), (87363, 98914), (88502, 97641)]