209905514

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 417379536

約数和(自身を除く): 207474022

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 61, 73, 74, 91, 98, 122, 146, 182, 259, 427, 481, 511, 518, 637, 793, 854, 949, 962, 1022, 1274, 1586, 1813, 1898, 2257, 2701, 2989, 3367, 3577, 3626, 4453, 4514, 5402, 5551, 5978, 6643, 6734, 7154, 8906, 11102, 13286, 15799, 18907, 23569, 29341, 31171, 31598, 35113, 37814, 38857, 46501, 47138, 57889, 58682, 62342, 70226, 77714, 93002, 110593, 115778, 132349, 164761, 205387, 218197, 221186, 245791, 264698, 329522, 405223, 410774, 436394, 491582, 810446, 1153327, 1437709, 1720537, 2141893, 2306654, 2836561, 2875418, 3441074, 4283786, 5673122, 8073289, 14993251, 16146578, 29986502, 104952757, 209905514]

約数ペア:

[(1, 209905514), (2, 104952757), (7, 29986502), (13, 16146578), (14, 14993251), (26, 8073289), (37, 5673122), (49, 4283786), (61, 3441074), (73, 2875418), (74, 2836561), (91, 2306654), (98, 2141893), (122, 1720537), (146, 1437709), (182, 1153327), (259, 810446), (427, 491582), (481, 436394), (511, 410774), (518, 405223), (637, 329522), (793, 264698), (854, 245791), (949, 221186), (962, 218197), (1022, 205387), (1274, 164761), (1586, 132349), (1813, 115778), (1898, 110593), (2257, 93002), (2701, 77714), (2989, 70226), (3367, 62342), (3577, 58682), (3626, 57889), (4453, 47138), (4514, 46501), (5402, 38857), (5551, 37814), (5978, 35113), (6643, 31598), (6734, 31171), (7154, 29341), (8906, 23569), (11102, 18907), (13286, 15799)]