18729123777

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2248

約数の個数: 128

約数和(自身を含む): 35392896000

約数和(自身を除く): 16663772223

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 89, 91, 117, 123, 189, 267, 273, 287, 351, 369, 533, 623, 801, 819, 861, 1107, 1157, 1599, 1869, 2089, 2403, 2457, 2583, 3471, 3649, 3731, 4797, 5607, 6267, 7749, 8099, 10413, 10947, 11193, 14391, 14623, 16821, 18801, 24297, 25543, 27157, 31239, 32841, 33579, 43869, 47437, 56403, 72891, 76629, 81471, 85649, 98523, 100737, 131607, 142311, 185921, 190099, 218673, 229887, 244413, 256947, 332059, 394821, 426933, 557763, 570297, 599543, 689661, 733239, 770841, 996177, 1113437, 1280799, 1301447, 1673289, 1710891, 1798629, 2312523, 2416973, 2988531, 3340311, 3904341, 5019867, 5132673, 5395887, 7250919, 7622761, 7794059, 8965593, 10020933, 11713023, 16187661, 16918811, 21752757, 22868283, 23382177, 30062799, 35139069, 50756433, 53359327, 65258271, 68604849, 70146531, 99095893, 152269299, 160077981, 205814547, 210439593, 297287679, 456807897, 480233943, 693671251, 891863037, 1440701829, 2081013753, 2675589111, 6243041259, 18729123777]

約数ペア:

[(1, 18729123777), (3, 6243041259), (7, 2675589111), (9, 2081013753), (13, 1440701829), (21, 891863037), (27, 693671251), (39, 480233943), (41, 456807897), (63, 297287679), (89, 210439593), (91, 205814547), (117, 160077981), (123, 152269299), (189, 99095893), (267, 70146531), (273, 68604849), (287, 65258271), (351, 53359327), (369, 50756433), (533, 35139069), (623, 30062799), (801, 23382177), (819, 22868283), (861, 21752757), (1107, 16918811), (1157, 16187661), (1599, 11713023), (1869, 10020933), (2089, 8965593), (2403, 7794059), (2457, 7622761), (2583, 7250919), (3471, 5395887), (3649, 5132673), (3731, 5019867), (4797, 3904341), (5607, 3340311), (6267, 2988531), (7749, 2416973), (8099, 2312523), (10413, 1798629), (10947, 1710891), (11193, 1673289), (14391, 1301447), (14623, 1280799), (16821, 1113437), (18801, 996177), (24297, 770841), (25543, 733239), (27157, 689661), (31239, 599543), (32841, 570297), (33579, 557763), (43869, 426933), (47437, 394821), (56403, 332059), (72891, 256947), (76629, 244413), (81471, 229887), (85649, 218673), (98523, 190099), (100737, 185921), (131607, 142311)]