12990208

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 32376960

約数和(自身を除く): 19386752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 659, 704, 896, 1232, 1318, 1408, 1792, 2464, 2636, 2816, 4613, 4928, 5272, 7249, 9226, 9856, 10544, 14498, 18452, 19712, 21088, 28996, 36904, 42176, 50743, 57992, 73808, 84352, 101486, 115984, 147616, 168704, 202972, 231968, 295232, 405944, 463936, 590464, 811888, 927872, 1180928, 1623776, 1855744, 3247552, 6495104, 12990208]

約数ペア:

[(1, 12990208), (2, 6495104), (4, 3247552), (7, 1855744), (8, 1623776), (11, 1180928), (14, 927872), (16, 811888), (22, 590464), (28, 463936), (32, 405944), (44, 295232), (56, 231968), (64, 202972), (77, 168704), (88, 147616), (112, 115984), (128, 101486), (154, 84352), (176, 73808), (224, 57992), (256, 50743), (308, 42176), (352, 36904), (448, 28996), (616, 21088), (659, 19712), (704, 18452), (896, 14498), (1232, 10544), (1318, 9856), (1408, 9226), (1792, 7249), (2464, 5272), (2636, 4928), (2816, 4613)]