168278138

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 316908288

約数和(自身を除く): 148630150

約数列:

[1, 2, 7, 14, 17, 34, 61, 67, 119, 122, 134, 173, 238, 346, 427, 469, 854, 938, 1037, 1139, 1211, 2074, 2278, 2422, 2941, 4087, 5882, 7259, 7973, 8174, 10553, 11591, 14518, 15946, 20587, 21106, 23182, 28609, 41174, 57218, 69479, 73871, 81137, 138958, 147742, 162274, 179401, 197047, 358802, 394094, 486353, 707051, 972706, 1255807, 1379329, 1414102, 2511614, 2758658, 4949357, 9898714, 12019867, 24039734, 84139069, 168278138]

約数ペア:

[(1, 168278138), (2, 84139069), (7, 24039734), (14, 12019867), (17, 9898714), (34, 4949357), (61, 2758658), (67, 2511614), (119, 1414102), (122, 1379329), (134, 1255807), (173, 972706), (238, 707051), (346, 486353), (427, 394094), (469, 358802), (854, 197047), (938, 179401), (1037, 162274), (1139, 147742), (1211, 138958), (2074, 81137), (2278, 73871), (2422, 69479), (2941, 57218), (4087, 41174), (5882, 28609), (7259, 23182), (7973, 21106), (8174, 20587), (10553, 15946), (11591, 14518)]