2048559219

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{827}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 3556124208

約数和(自身を除く): 1507564989

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 137, 147, 287, 369, 411, 441, 827, 861, 959, 1233, 2009, 2481, 2583, 2877, 5617, 5789, 6027, 6713, 7443, 8631, 16851, 17367, 18081, 20139, 33907, 39319, 40523, 50553, 52101, 60417, 101721, 113299, 117957, 121569, 237349, 275233, 305163, 339897, 353871, 364707, 712047, 793093, 825699, 1019691, 1661443, 2136141, 2379279, 2477097, 4645259, 4984329, 5551651, 7137837, 13935777, 14952987, 16654953, 32516813, 41807331, 49964859, 97550439, 227617691, 292651317, 682853073, 2048559219]

約数ペア:

[(1, 2048559219), (3, 682853073), (7, 292651317), (9, 227617691), (21, 97550439), (41, 49964859), (49, 41807331), (63, 32516813), (123, 16654953), (137, 14952987), (147, 13935777), (287, 7137837), (369, 5551651), (411, 4984329), (441, 4645259), (827, 2477097), (861, 2379279), (959, 2136141), (1233, 1661443), (2009, 1019691), (2481, 825699), (2583, 793093), (2877, 712047), (5617, 364707), (5789, 353871), (6027, 339897), (6713, 305163), (7443, 275233), (8631, 237349), (16851, 121569), (17367, 117957), (18081, 113299), (20139, 101721), (33907, 60417), (39319, 52101), (40523, 50553)]