161649054

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{857}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 411840000

約数和(自身を除く): 250190946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 499, 857, 998, 1497, 1714, 2571, 2994, 3493, 4491, 5142, 5999, 6986, 7713, 8982, 10479, 11998, 13473, 15426, 17997, 20958, 23139, 26946, 31437, 35994, 46278, 53991, 62874, 94311, 107982, 161973, 188622, 323946, 427643, 855286, 1282929, 2565858, 2993501, 3848787, 5987002, 7697574, 8980503, 11546361, 17961006, 23092722, 26941509, 53883018, 80824527, 161649054]

約数ペア:

[(1, 161649054), (2, 80824527), (3, 53883018), (6, 26941509), (7, 23092722), (9, 17961006), (14, 11546361), (18, 8980503), (21, 7697574), (27, 5987002), (42, 3848787), (54, 2993501), (63, 2565858), (126, 1282929), (189, 855286), (378, 427643), (499, 323946), (857, 188622), (998, 161973), (1497, 107982), (1714, 94311), (2571, 62874), (2994, 53991), (3493, 46278), (4491, 35994), (5142, 31437), (5999, 26946), (6986, 23139), (7713, 20958), (8982, 17997), (10479, 15426), (11998, 13473)]