28812081

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{877}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 39446784

約数和(自身を除く): 10634703

約数列:

[1, 3, 47, 141, 233, 699, 877, 2631, 10951, 32853, 41219, 123657, 204341, 613023, 9604027, 28812081]

約数ペア:

[(1, 28812081), (3, 9604027), (47, 613023), (141, 204341), (233, 123657), (699, 41219), (877, 32853), (2631, 10951)]