128627188

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 239165892

約数和(自身を除く): 110538704

約数列:

[1, 2, 4, 19, 38, 76, 281, 317, 361, 562, 634, 722, 1124, 1268, 1444, 5339, 6023, 10678, 12046, 21356, 24092, 89077, 101441, 114437, 178154, 202882, 228874, 356308, 405764, 457748, 1692463, 3384926, 6769852, 32156797, 64313594, 128627188]

約数ペア:

[(1, 128627188), (2, 64313594), (4, 32156797), (19, 6769852), (38, 3384926), (76, 1692463), (281, 457748), (317, 405764), (361, 356308), (562, 228874), (634, 202882), (722, 178154), (1124, 114437), (1268, 101441), (1444, 89077), (5339, 24092), (6023, 21356), (10678, 12046)]