131515638

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 290900160

約数和(自身を除く): 159384522

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 173, 174, 257, 346, 493, 514, 519, 771, 986, 1038, 1479, 1542, 2941, 2958, 4369, 5017, 5882, 7453, 8738, 8823, 10034, 13107, 14906, 15051, 17646, 22359, 26214, 30102, 44461, 44718, 85289, 88922, 126701, 133383, 170578, 253402, 255867, 266766, 380103, 511734, 755837, 760206, 1289369, 1511674, 2267511, 2578738, 3868107, 4535022, 7736214, 21919273, 43838546, 65757819, 131515638]

約数ペア:

[(1, 131515638), (2, 65757819), (3, 43838546), (6, 21919273), (17, 7736214), (29, 4535022), (34, 3868107), (51, 2578738), (58, 2267511), (87, 1511674), (102, 1289369), (173, 760206), (174, 755837), (257, 511734), (346, 380103), (493, 266766), (514, 255867), (519, 253402), (771, 170578), (986, 133383), (1038, 126701), (1479, 88922), (1542, 85289), (2941, 44718), (2958, 44461), (4369, 30102), (5017, 26214), (5882, 22359), (7453, 17646), (8738, 15051), (8823, 14906), (10034, 13107)]