251019484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{5741}}^1$

素因数の和:6405

約数の個数: 24

約数和(自身を含む): 465928848

約数和(自身を除く): 214909364

約数列:

[1, 2, 4, 17, 34, 68, 643, 1286, 2572, 5741, 10931, 11482, 21862, 22964, 43724, 97597, 195194, 390388, 3691463, 7382926, 14765852, 62754871, 125509742, 251019484]

約数ペア:

[(1, 251019484), (2, 125509742), (4, 62754871), (17, 14765852), (34, 7382926), (68, 3691463), (643, 390388), (1286, 195194), (2572, 97597), (5741, 43724), (10931, 22964), (11482, 21862)]