389617278

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1\times {\mathrm{1009}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 787315200

約数和(自身を除く): 397697922

約数列:

[1, 2, 3, 6, 139, 278, 417, 463, 834, 926, 1009, 1389, 2018, 2778, 3027, 6054, 64357, 128714, 140251, 193071, 280502, 386142, 420753, 467167, 841506, 934334, 1401501, 2803002, 64936213, 129872426, 194808639, 389617278]

約数ペア:

[(1, 389617278), (2, 194808639), (3, 129872426), (6, 64936213), (139, 2803002), (278, 1401501), (417, 934334), (463, 841506), (834, 467167), (926, 420753), (1009, 386142), (1389, 280502), (2018, 193071), (2778, 140251), (3027, 128714), (6054, 64357)]