9819539278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:717

約数の個数: 48

約数和(自身を含む): 15583881600

約数和(自身を除く): 5764342322

約数列:

[1, 2, 41, 53, 82, 89, 106, 178, 479, 958, 2173, 2809, 3649, 4346, 4717, 5618, 7298, 9434, 19639, 25387, 39278, 42631, 50774, 85262, 115169, 193397, 230338, 250001, 386794, 500002, 1040867, 1345511, 1747871, 2081734, 2259443, 2691022, 3495742, 4518886, 10250041, 20500082, 55165951, 92637163, 110331902, 119750479, 185274326, 239500958, 4909769639, 9819539278]

約数ペア:

[(1, 9819539278), (2, 4909769639), (41, 239500958), (53, 185274326), (82, 119750479), (89, 110331902), (106, 92637163), (178, 55165951), (479, 20500082), (958, 10250041), (2173, 4518886), (2809, 3495742), (3649, 2691022), (4346, 2259443), (4717, 2081734), (5618, 1747871), (7298, 1345511), (9434, 1040867), (19639, 500002), (25387, 386794), (39278, 250001), (42631, 230338), (50774, 193397), (85262, 115169)]