28200389

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4931}}^1$

素因数の和:5000

約数の個数: 16

約数和(自身を含む): 34721280

約数和(自身を除く): 6520891

約数列:

[1, 7, 19, 43, 133, 301, 817, 4931, 5719, 34517, 93689, 212033, 655823, 1484231, 4028627, 28200389]

約数ペア:

[(1, 28200389), (7, 4028627), (19, 1484231), (43, 655823), (133, 212033), (301, 93689), (817, 34517), (4931, 5719)]