2160235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 3354624

約数和(自身を除く): 1194389

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 181, 217, 341, 385, 905, 1085, 1267, 1705, 1991, 2387, 5611, 6335, 9955, 11935, 13937, 28055, 39277, 61721, 69685, 196385, 308605, 432047, 2160235]

約数ペア:

[(1, 2160235), (5, 432047), (7, 308605), (11, 196385), (31, 69685), (35, 61721), (55, 39277), (77, 28055), (155, 13937), (181, 11935), (217, 9955), (341, 6335), (385, 5611), (905, 2387), (1085, 1991), (1267, 1705)]