123399416

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 278208000

約数和(自身を除く): 154808584

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 149, 161, 184, 298, 322, 596, 643, 644, 1043, 1192, 1286, 1288, 2086, 2572, 3427, 4172, 4501, 5144, 6854, 8344, 9002, 13708, 14789, 18004, 23989, 27416, 29578, 36008, 47978, 59156, 95807, 95956, 103523, 118312, 191614, 191912, 207046, 383228, 414092, 670649, 766456, 828184, 1341298, 2203561, 2682596, 4407122, 5365192, 8814244, 15424927, 17628488, 30849854, 61699708, 123399416]

約数ペア:

[(1, 123399416), (2, 61699708), (4, 30849854), (7, 17628488), (8, 15424927), (14, 8814244), (23, 5365192), (28, 4407122), (46, 2682596), (56, 2203561), (92, 1341298), (149, 828184), (161, 766456), (184, 670649), (298, 414092), (322, 383228), (596, 207046), (643, 191912), (644, 191614), (1043, 118312), (1192, 103523), (1286, 95956), (1288, 95807), (2086, 59156), (2572, 47978), (3427, 36008), (4172, 29578), (4501, 27416), (5144, 23989), (6854, 18004), (8344, 14789), (9002, 13708)]