278375188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2843}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 602017920

約数和(自身を除く): 323642732

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 269, 364, 538, 1076, 1883, 2843, 3497, 3766, 5686, 6994, 7532, 11372, 13988, 19901, 24479, 36959, 39802, 48958, 73918, 79604, 97916, 147836, 258713, 517426, 764767, 1034852, 1529534, 3059068, 5353369, 9941971, 10706738, 19883942, 21413476, 39767884, 69593797, 139187594, 278375188]

約数ペア:

[(1, 278375188), (2, 139187594), (4, 69593797), (7, 39767884), (13, 21413476), (14, 19883942), (26, 10706738), (28, 9941971), (52, 5353369), (91, 3059068), (182, 1529534), (269, 1034852), (364, 764767), (538, 517426), (1076, 258713), (1883, 147836), (2843, 97916), (3497, 79604), (3766, 73918), (5686, 48958), (6994, 39802), (7532, 36959), (11372, 24479), (13988, 19901)]