919257983

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 1170460800

約数和(自身を除く): 251202817

約数列:

[1, 7, 17, 49, 61, 79, 119, 229, 427, 553, 833, 1037, 1343, 1603, 2989, 3871, 3893, 4819, 7259, 9401, 11221, 13969, 18091, 27251, 33733, 50813, 65807, 81923, 97783, 126637, 190757, 236131, 237473, 307547, 573461, 684481, 886459, 1103551, 1662311, 2152829, 4014227, 7724857, 11636177, 15069803, 18760367, 54073999, 131322569, 919257983]

約数ペア:

[(1, 919257983), (7, 131322569), (17, 54073999), (49, 18760367), (61, 15069803), (79, 11636177), (119, 7724857), (229, 4014227), (427, 2152829), (553, 1662311), (833, 1103551), (1037, 886459), (1343, 684481), (1603, 573461), (2989, 307547), (3871, 237473), (3893, 236131), (4819, 190757), (7259, 126637), (9401, 97783), (11221, 81923), (13969, 65807), (18091, 50813), (27251, 33733)]