129958724

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{25643}}^1$

素因数の和:25835

約数の個数: 24

約数和(自身を含む): 261363648

約数和(自身を除く): 131404924

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 25643, 51286, 102572, 179501, 359002, 718004, 4641383, 9282766, 18565532, 32489681, 64979362, 129958724]

約数ペア:

[(1, 129958724), (2, 64979362), (4, 32489681), (7, 18565532), (14, 9282766), (28, 4641383), (181, 718004), (362, 359002), (724, 179501), (1267, 102572), (2534, 51286), (5068, 25643)]