28118328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 88473600

約数和(自身を除く): 60355272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 23, 24, 28, 38, 42, 46, 56, 57, 69, 76, 84, 92, 114, 133, 138, 152, 161, 168, 184, 228, 266, 276, 322, 383, 399, 437, 456, 483, 532, 552, 644, 766, 798, 874, 966, 1064, 1149, 1288, 1311, 1532, 1596, 1748, 1932, 2298, 2622, 2681, 3059, 3064, 3192, 3496, 3864, 4596, 5244, 5362, 6118, 7277, 8043, 8809, 9177, 9192, 10488, 10724, 12236, 14554, 16086, 17618, 18354, 21448, 21831, 24472, 26427, 29108, 32172, 35236, 36708, 43662, 50939, 52854, 58216, 61663, 64344, 70472, 73416, 87324, 101878, 105708, 123326, 152817, 167371, 174648, 184989, 203756, 211416, 246652, 305634, 334742, 369978, 407512, 493304, 502113, 611268, 669484, 739956, 1004226, 1171597, 1222536, 1338968, 1479912, 2008452, 2343194, 3514791, 4016904, 4686388, 7029582, 9372776, 14059164, 28118328]

約数ペア:

[(1, 28118328), (2, 14059164), (3, 9372776), (4, 7029582), (6, 4686388), (7, 4016904), (8, 3514791), (12, 2343194), (14, 2008452), (19, 1479912), (21, 1338968), (23, 1222536), (24, 1171597), (28, 1004226), (38, 739956), (42, 669484), (46, 611268), (56, 502113), (57, 493304), (69, 407512), (76, 369978), (84, 334742), (92, 305634), (114, 246652), (133, 211416), (138, 203756), (152, 184989), (161, 174648), (168, 167371), (184, 152817), (228, 123326), (266, 105708), (276, 101878), (322, 87324), (383, 73416), (399, 70472), (437, 64344), (456, 61663), (483, 58216), (532, 52854), (552, 50939), (644, 43662), (766, 36708), (798, 35236), (874, 32172), (966, 29108), (1064, 26427), (1149, 24472), (1288, 21831), (1311, 21448), (1532, 18354), (1596, 17618), (1748, 16086), (1932, 14554), (2298, 12236), (2622, 10724), (2681, 10488), (3059, 9192), (3064, 9177), (3192, 8809), (3496, 8043), (3864, 7277), (4596, 6118), (5244, 5362)]