214918145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{1523}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 281123136

約数和(自身を除く): 66204991

約数列:

[1, 5, 13, 65, 167, 169, 835, 845, 1523, 2171, 7615, 10855, 19799, 28223, 98995, 141115, 254341, 257387, 1271705, 1286935, 3306433, 16532165, 42983629, 214918145]

約数ペア:

[(1, 214918145), (5, 42983629), (13, 16532165), (65, 3306433), (167, 1286935), (169, 1271705), (835, 257387), (845, 254341), (1523, 141115), (2171, 98995), (7615, 28223), (10855, 19799)]