201508153

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 278691840

約数和(自身を除く): 77183687

約数列:

[1, 7, 11, 29, 31, 41, 71, 77, 203, 217, 287, 319, 341, 451, 497, 781, 899, 1189, 1271, 2059, 2201, 2233, 2387, 2911, 3157, 5467, 6293, 8323, 8897, 9889, 13079, 13981, 14413, 15407, 20377, 22649, 24211, 32021, 36859, 63829, 69223, 84419, 90241, 91553, 97867, 158543, 169477, 224147, 258013, 405449, 446803, 590933, 631687, 702119, 928609, 992651, 2616989, 2838143, 4914833, 6500263, 6948557, 18318923, 28786879, 201508153]

約数ペア:

[(1, 201508153), (7, 28786879), (11, 18318923), (29, 6948557), (31, 6500263), (41, 4914833), (71, 2838143), (77, 2616989), (203, 992651), (217, 928609), (287, 702119), (319, 631687), (341, 590933), (451, 446803), (497, 405449), (781, 258013), (899, 224147), (1189, 169477), (1271, 158543), (2059, 97867), (2201, 91553), (2233, 90241), (2387, 84419), (2911, 69223), (3157, 63829), (5467, 36859), (6293, 32021), (8323, 24211), (8897, 22649), (9889, 20377), (13079, 15407), (13981, 14413)]