290382053

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 332386560

約数和(自身を除く): 42004507

約数列:

[1, 13, 31, 43, 169, 403, 559, 1289, 1333, 5239, 7267, 16757, 17329, 39959, 55427, 217841, 225277, 519467, 720551, 1718237, 6753071, 9367163, 22337081, 290382053]

約数ペア:

[(1, 290382053), (13, 22337081), (31, 9367163), (43, 6753071), (169, 1718237), (403, 720551), (559, 519467), (1289, 225277), (1333, 217841), (5239, 55427), (7267, 39959), (16757, 17329)]