5172769

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 6583680

約数和(自身を除く): 1410911

約数列:

[1, 7, 19, 23, 89, 133, 161, 361, 437, 623, 1691, 2047, 2527, 3059, 8303, 11837, 14329, 32129, 38893, 58121, 224903, 272251, 738967, 5172769]

約数ペア:

[(1, 5172769), (7, 738967), (19, 272251), (23, 224903), (89, 58121), (133, 38893), (161, 32129), (361, 14329), (437, 11837), (623, 8303), (1691, 3059), (2047, 2527)]