56915705

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 87122304

約数和(自身を除く): 30206599

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 431, 539, 1715, 2155, 2401, 2695, 3017, 3773, 4741, 12005, 15085, 18865, 21119, 23705, 26411, 33187, 105595, 132055, 147833, 165935, 232309, 739165, 1034831, 1161545, 1626163, 5174155, 8130815, 11383141, 56915705]

約数ペア:

[(1, 56915705), (5, 11383141), (7, 8130815), (11, 5174155), (35, 1626163), (49, 1161545), (55, 1034831), (77, 739165), (245, 232309), (343, 165935), (385, 147833), (431, 132055), (539, 105595), (1715, 33187), (2155, 26411), (2401, 23705), (2695, 21119), (3017, 18865), (3773, 15085), (4741, 12005)]