2005142755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1753}}^1\times {\mathrm{2971}}^1$

素因数の和:4747

約数の個数: 32

約数和(自身を含む): 3002623488

約数和(自身を除く): 997480733

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 1753, 2971, 8765, 12271, 14855, 19283, 20797, 32681, 61355, 96415, 103985, 134981, 163405, 228767, 674905, 1143835, 5208163, 26040815, 36457141, 57289793, 182285705, 286448965, 401028551, 2005142755]

約数ペア:

[(1, 2005142755), (5, 401028551), (7, 286448965), (11, 182285705), (35, 57289793), (55, 36457141), (77, 26040815), (385, 5208163), (1753, 1143835), (2971, 674905), (8765, 228767), (12271, 163405), (14855, 134981), (19283, 103985), (20797, 96415), (32681, 61355)]