290988081

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{3527}}^1$

素因数の和:3725

約数の個数: 24

約数和(自身を含む): 429287040

約数和(自身を除く): 138298959

約数列:

[1, 3, 9, 89, 103, 267, 309, 801, 927, 3527, 9167, 10581, 27501, 31743, 82503, 313903, 363281, 941709, 1089843, 2825127, 3269529, 32332009, 96996027, 290988081]

約数ペア:

[(1, 290988081), (3, 96996027), (9, 32332009), (89, 3269529), (103, 2825127), (267, 1089843), (309, 941709), (801, 363281), (927, 313903), (3527, 82503), (9167, 31743), (10581, 27501)]