127831445

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{16831}}^1$

素因数の和:16881

約数の個数: 24

約数和(自身を含む): 184209408

約数和(自身を除く): 56377963

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 16831, 84155, 117817, 521761, 589085, 824719, 2608805, 3652327, 4123595, 18261635, 25566289, 127831445]

約数ペア:

[(1, 127831445), (5, 25566289), (7, 18261635), (31, 4123595), (35, 3652327), (49, 2608805), (155, 824719), (217, 589085), (245, 521761), (1085, 117817), (1519, 84155), (7595, 16831)]