20776389555

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{7927}}^1$

素因数の和:8136

約数の個数: 64

約数和(自身を含む): 35509321728

約数和(自身を除く): 14732932173

約数列:

[1, 3, 5, 15, 23, 69, 71, 107, 115, 213, 321, 345, 355, 535, 1065, 1605, 1633, 2461, 4899, 7383, 7597, 7927, 8165, 12305, 22791, 23781, 24495, 36915, 37985, 39635, 113955, 118905, 174731, 182321, 524193, 546963, 562817, 848189, 873655, 911605, 1688451, 2544567, 2620965, 2734815, 2814085, 4240945, 8442255, 12722835, 12944791, 19508347, 38834373, 58525041, 60221419, 64723955, 97541735, 180664257, 194171865, 292625205, 301107095, 903321285, 1385092637, 4155277911, 6925463185, 20776389555]

約数ペア:

[(1, 20776389555), (3, 6925463185), (5, 4155277911), (15, 1385092637), (23, 903321285), (69, 301107095), (71, 292625205), (107, 194171865), (115, 180664257), (213, 97541735), (321, 64723955), (345, 60221419), (355, 58525041), (535, 38834373), (1065, 19508347), (1605, 12944791), (1633, 12722835), (2461, 8442255), (4899, 4240945), (7383, 2814085), (7597, 2734815), (7927, 2620965), (8165, 2544567), (12305, 1688451), (22791, 911605), (23781, 873655), (24495, 848189), (36915, 562817), (37985, 546963), (39635, 524193), (113955, 182321), (118905, 174731)]