56290465

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20887}}^1$

素因数の和:20917

約数の個数: 24

約数和(自身を含む): 85724352

約数和(自身を除く): 29433887

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 20887, 104435, 146209, 229757, 731045, 1023463, 1148785, 1608299, 5117315, 8041495, 11258093, 56290465]

約数ペア:

[(1, 56290465), (5, 11258093), (7, 8041495), (11, 5117315), (35, 1608299), (49, 1148785), (55, 1023463), (77, 731045), (245, 229757), (385, 146209), (539, 104435), (2695, 20887)]