257416874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{39133}}^1$

素因数の和:39182

約数の個数: 32

約数和(自身を含む): 473364864

約数和(自身を除く): 215947990

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3289, 6578, 39133, 78266, 430463, 508729, 860926, 900059, 1017458, 1800118, 5596019, 9900649, 11192038, 11700767, 19801298, 23401534, 128708437, 257416874]

約数ペア:

[(1, 257416874), (2, 128708437), (11, 23401534), (13, 19801298), (22, 11700767), (23, 11192038), (26, 9900649), (46, 5596019), (143, 1800118), (253, 1017458), (286, 900059), (299, 860926), (506, 508729), (598, 430463), (3289, 78266), (6578, 39133)]