138299005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 189987840

約数和(自身を除く): 51688835

約数列:

[1, 5, 13, 19, 65, 95, 113, 247, 565, 991, 1235, 1469, 2147, 4955, 7345, 10735, 12883, 18829, 27911, 64415, 94145, 111983, 139555, 244777, 559915, 1223885, 1455779, 2127677, 7278895, 10638385, 27659801, 138299005]

約数ペア:

[(1, 138299005), (5, 27659801), (13, 10638385), (19, 7278895), (65, 2127677), (95, 1455779), (113, 1223885), (247, 559915), (565, 244777), (991, 139555), (1235, 111983), (1469, 94145), (2147, 64415), (4955, 27911), (7345, 18829), (10735, 12883)]