51402438

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 80

約数和(自身を含む): 120748320

約数和(自身を除く): 69345882

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 71, 81, 82, 109, 123, 142, 162, 213, 218, 246, 327, 369, 426, 639, 654, 738, 981, 1107, 1278, 1917, 1962, 2214, 2911, 2943, 3321, 3834, 4469, 5751, 5822, 5886, 6642, 7739, 8733, 8829, 8938, 11502, 13407, 15478, 17466, 17658, 23217, 26199, 26814, 40221, 46434, 52398, 69651, 78597, 80442, 120663, 139302, 157194, 208953, 235791, 241326, 317299, 361989, 417906, 471582, 626859, 634598, 723978, 951897, 1253718, 1903794, 2855691, 5711382, 8567073, 17134146, 25701219, 51402438]

約数ペア:

[(1, 51402438), (2, 25701219), (3, 17134146), (6, 8567073), (9, 5711382), (18, 2855691), (27, 1903794), (41, 1253718), (54, 951897), (71, 723978), (81, 634598), (82, 626859), (109, 471582), (123, 417906), (142, 361989), (162, 317299), (213, 241326), (218, 235791), (246, 208953), (327, 157194), (369, 139302), (426, 120663), (639, 80442), (654, 78597), (738, 69651), (981, 52398), (1107, 46434), (1278, 40221), (1917, 26814), (1962, 26199), (2214, 23217), (2911, 17658), (2943, 17466), (3321, 15478), (3834, 13407), (4469, 11502), (5751, 8938), (5822, 8829), (5886, 8733), (6642, 7739)]