817446812

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 1887621120

約数和(自身を除く): 1070174308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 79, 91, 98, 124, 131, 158, 182, 196, 217, 262, 316, 364, 403, 434, 524, 553, 637, 806, 868, 917, 1027, 1106, 1274, 1519, 1612, 1703, 1834, 2054, 2212, 2449, 2548, 2821, 3038, 3406, 3668, 3871, 4061, 4108, 4898, 5642, 6076, 6419, 6812, 7189, 7742, 8122, 9796, 10349, 11284, 11921, 12838, 14378, 15484, 16244, 17143, 19747, 20698, 23842, 25676, 28427, 28756, 31837, 34286, 39494, 41396, 47684, 50323, 52793, 56854, 63674, 68572, 72443, 78988, 83447, 100646, 105586, 113708, 120001, 127348, 134537, 144886, 166894, 198989, 201292, 211172, 222859, 240002, 269074, 289772, 320819, 333788, 369551, 397978, 445718, 480004, 507101, 538148, 641638, 739102, 795956, 891436, 941759, 1014202, 1283276, 1478204, 1560013, 1883518, 2028404, 2245733, 2586857, 3120026, 3767036, 4170647, 4491466, 5173714, 6240052, 6592313, 8341294, 8982932, 10347428, 13184626, 15720131, 16682588, 26369252, 29194529, 31440262, 58389058, 62880524, 116778116, 204361703, 408723406, 817446812]

約数ペア:

[(1, 817446812), (2, 408723406), (4, 204361703), (7, 116778116), (13, 62880524), (14, 58389058), (26, 31440262), (28, 29194529), (31, 26369252), (49, 16682588), (52, 15720131), (62, 13184626), (79, 10347428), (91, 8982932), (98, 8341294), (124, 6592313), (131, 6240052), (158, 5173714), (182, 4491466), (196, 4170647), (217, 3767036), (262, 3120026), (316, 2586857), (364, 2245733), (403, 2028404), (434, 1883518), (524, 1560013), (553, 1478204), (637, 1283276), (806, 1014202), (868, 941759), (917, 891436), (1027, 795956), (1106, 739102), (1274, 641638), (1519, 538148), (1612, 507101), (1703, 480004), (1834, 445718), (2054, 397978), (2212, 369551), (2449, 333788), (2548, 320819), (2821, 289772), (3038, 269074), (3406, 240002), (3668, 222859), (3871, 211172), (4061, 201292), (4108, 198989), (4898, 166894), (5642, 144886), (6076, 134537), (6419, 127348), (6812, 120001), (7189, 113708), (7742, 105586), (8122, 100646), (9796, 83447), (10349, 78988), (11284, 72443), (11921, 68572), (12838, 63674), (14378, 56854), (15484, 52793), (16244, 50323), (17143, 47684), (19747, 41396), (20698, 39494), (23842, 34286), (25676, 31837), (28427, 28756)]