217967393

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{10631}}^1$

素因数の和:10768

約数の個数: 16

約数和(自身を含む): 260271360

約数和(自身を除く): 42303967

約数列:

[1, 7, 29, 101, 203, 707, 2929, 10631, 20503, 74417, 308299, 1073731, 2158093, 7516117, 31138199, 217967393]

約数ペア:

[(1, 217967393), (7, 31138199), (29, 7516117), (101, 2158093), (203, 1073731), (707, 308299), (2929, 74417), (10631, 20503)]