210214655

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{10861}}^1$

素因数の和:10959

約数の個数: 24

約数和(自身を含む): 297184320

約数和(自身を除く): 86969665

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2765, 3871, 10861, 19355, 54305, 76027, 380135, 532189, 858019, 2660945, 4290095, 6006133, 30030665, 42042931, 210214655]

約数ペア:

[(1, 210214655), (5, 42042931), (7, 30030665), (35, 6006133), (49, 4290095), (79, 2660945), (245, 858019), (395, 532189), (553, 380135), (2765, 76027), (3871, 54305), (10861, 19355)]