217804385

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{11003}}^1$

素因数の和:11152

約数の個数: 16

約数和(自身を含む): 270962496

約数和(自身を除く): 53158111

約数列:

[1, 5, 37, 107, 185, 535, 3959, 11003, 19795, 55015, 407111, 1177321, 2035555, 5886605, 43560877, 217804385]

約数ペア:

[(1, 217804385), (5, 43560877), (37, 5886605), (107, 2035555), (185, 1177321), (535, 407111), (3959, 55015), (11003, 19795)]