28375732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 62375040

約数和(自身を除く): 33999308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 181, 308, 362, 509, 724, 1018, 1267, 1991, 2036, 2534, 3563, 3982, 5068, 5599, 7126, 7964, 11198, 13937, 14252, 22396, 27874, 39193, 55748, 78386, 92129, 156772, 184258, 368516, 644903, 1013419, 1289806, 2026838, 2579612, 4053676, 7093933, 14187866, 28375732]

約数ペア:

[(1, 28375732), (2, 14187866), (4, 7093933), (7, 4053676), (11, 2579612), (14, 2026838), (22, 1289806), (28, 1013419), (44, 644903), (77, 368516), (154, 184258), (181, 156772), (308, 92129), (362, 78386), (509, 55748), (724, 39193), (1018, 27874), (1267, 22396), (1991, 14252), (2036, 13937), (2534, 11198), (3563, 7964), (3982, 7126), (5068, 5599)]