203433531

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2903}}^1$

素因数の和:3031

約数の個数: 32

約数和(自身を含む): 321159168

約数和(自身を除く): 117725637

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 987, 1491, 2903, 3337, 8709, 10011, 20321, 23359, 60963, 70077, 136441, 206113, 409323, 618339, 955087, 1442791, 2865261, 4328373, 9687311, 29061933, 67811177, 203433531]

約数ペア:

[(1, 203433531), (3, 67811177), (7, 29061933), (21, 9687311), (47, 4328373), (71, 2865261), (141, 1442791), (213, 955087), (329, 618339), (497, 409323), (987, 206113), (1491, 136441), (2903, 70077), (3337, 60963), (8709, 23359), (10011, 20321)]