47940266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 80619840

約数和(自身を除く): 32679574

約数列:

[1, 2, 11, 22, 61, 122, 139, 257, 278, 514, 671, 1342, 1529, 2827, 3058, 5654, 8479, 15677, 16958, 31354, 35723, 71446, 93269, 172447, 186538, 344894, 392953, 785906, 2179103, 4358206, 23970133, 47940266]

約数ペア:

[(1, 47940266), (2, 23970133), (11, 4358206), (22, 2179103), (61, 785906), (122, 392953), (139, 344894), (257, 186538), (278, 172447), (514, 93269), (671, 71446), (1342, 35723), (1529, 31354), (2827, 16958), (3058, 15677), (5654, 8479)]