31216031

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1123}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 41111424

約数和(自身を除く): 9895393

約数列:

[1, 7, 11, 19, 77, 133, 209, 361, 1123, 1463, 2527, 3971, 7861, 12353, 21337, 27797, 86471, 149359, 234707, 405403, 1642949, 2837821, 4459433, 31216031]

約数ペア:

[(1, 31216031), (7, 4459433), (11, 2837821), (19, 1642949), (77, 405403), (133, 234707), (209, 149359), (361, 86471), (1123, 27797), (1463, 21337), (2527, 12353), (3971, 7861)]