266959405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{68539}}^1$

素因数の和:68604

約数の個数: 16

約数和(自身を含む): 345441600

約数和(自身を除く): 78482195

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 68539, 342695, 1302241, 2810099, 6511205, 14050495, 53391881, 266959405]

約数ペア:

[(1, 266959405), (5, 53391881), (19, 14050495), (41, 6511205), (95, 2810099), (205, 1302241), (779, 342695), (3895, 68539)]