248240538

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1$

素因数の和:1911

約数の個数: 112

約数和(自身を含む): 687488256

約数和(自身を除く): 439247718

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 243, 273, 351, 378, 486, 546, 567, 702, 729, 819, 1053, 1134, 1458, 1638, 1701, 1871, 2106, 2457, 3159, 3402, 3742, 4914, 5103, 5613, 6318, 7371, 9477, 10206, 11226, 13097, 14742, 16839, 18954, 22113, 24323, 26194, 33678, 39291, 44226, 48646, 50517, 66339, 72969, 78582, 101034, 117873, 132678, 145938, 151551, 170261, 218907, 235746, 303102, 340522, 353619, 437814, 454653, 510783, 656721, 707238, 909306, 1021566, 1060857, 1313442, 1363959, 1532349, 1970163, 2121714, 2727918, 3064698, 3182571, 3940326, 4597047, 5910489, 6365142, 9194094, 9547713, 11820978, 13791141, 17731467, 19095426, 27582282, 35462934, 41373423, 82746846, 124120269, 248240538]

約数ペア:

[(1, 248240538), (2, 124120269), (3, 82746846), (6, 41373423), (7, 35462934), (9, 27582282), (13, 19095426), (14, 17731467), (18, 13791141), (21, 11820978), (26, 9547713), (27, 9194094), (39, 6365142), (42, 5910489), (54, 4597047), (63, 3940326), (78, 3182571), (81, 3064698), (91, 2727918), (117, 2121714), (126, 1970163), (162, 1532349), (182, 1363959), (189, 1313442), (234, 1060857), (243, 1021566), (273, 909306), (351, 707238), (378, 656721), (486, 510783), (546, 454653), (567, 437814), (702, 353619), (729, 340522), (819, 303102), (1053, 235746), (1134, 218907), (1458, 170261), (1638, 151551), (1701, 145938), (1871, 132678), (2106, 117873), (2457, 101034), (3159, 78582), (3402, 72969), (3742, 66339), (4914, 50517), (5103, 48646), (5613, 44226), (6318, 39291), (7371, 33678), (9477, 26194), (10206, 24323), (11226, 22113), (13097, 18954), (14742, 16839)]