81865233

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3637}}^1$

素因数の和:3745

約数の個数: 24

約数和(自身を含む): 123153576

約数和(自身を除く): 41288343

約数列:

[1, 3, 9, 41, 61, 123, 183, 369, 549, 2501, 3637, 7503, 10911, 22509, 32733, 149117, 221857, 447351, 665571, 1342053, 1996713, 9096137, 27288411, 81865233]

約数ペア:

[(1, 81865233), (3, 27288411), (9, 9096137), (41, 1996713), (61, 1342053), (123, 665571), (183, 447351), (369, 221857), (549, 149117), (2501, 32733), (3637, 22509), (7503, 10911)]