206309991

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 295981056

約数和(自身を除く): 89671065

約数列:

[1, 3, 31, 41, 61, 93, 123, 183, 887, 1271, 1891, 2501, 2661, 3813, 5673, 7503, 27497, 36367, 54107, 77531, 82491, 109101, 162321, 232593, 1127377, 1677317, 2218387, 3382131, 5031951, 6655161, 68769997, 206309991]

約数ペア:

[(1, 206309991), (3, 68769997), (31, 6655161), (41, 5031951), (61, 3382131), (93, 2218387), (123, 1677317), (183, 1127377), (887, 232593), (1271, 162321), (1891, 109101), (2501, 82491), (2661, 77531), (3813, 54107), (5673, 36367), (7503, 27497)]