16839445

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 24127488

約数和(自身を除く): 7288043

約数列:

[1, 5, 7, 35, 43, 67, 167, 215, 301, 335, 469, 835, 1169, 1505, 2345, 2881, 5845, 7181, 11189, 14405, 20167, 35905, 50267, 55945, 78323, 100835, 251335, 391615, 481127, 2405635, 3367889, 16839445]

約数ペア:

[(1, 16839445), (5, 3367889), (7, 2405635), (35, 481127), (43, 391615), (67, 251335), (167, 100835), (215, 78323), (301, 55945), (335, 50267), (469, 35905), (835, 20167), (1169, 14405), (1505, 11189), (2345, 7181), (2881, 5845)]