13719188

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 28514304

約数和(自身を除く): 14795116

約数列:

[1, 2, 4, 7, 14, 28, 67, 71, 103, 134, 142, 206, 268, 284, 412, 469, 497, 721, 938, 994, 1442, 1876, 1988, 2884, 4757, 6901, 7313, 9514, 13802, 14626, 19028, 27604, 29252, 33299, 48307, 51191, 66598, 96614, 102382, 133196, 193228, 204764, 489971, 979942, 1959884, 3429797, 6859594, 13719188]

約数ペア:

[(1, 13719188), (2, 6859594), (4, 3429797), (7, 1959884), (14, 979942), (28, 489971), (67, 204764), (71, 193228), (103, 133196), (134, 102382), (142, 96614), (206, 66598), (268, 51191), (284, 48307), (412, 33299), (469, 29252), (497, 27604), (721, 19028), (938, 14626), (994, 13802), (1442, 9514), (1876, 7313), (1988, 6901), (2884, 4757)]