205364305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{18661}}^1$

素因数の和:18768

約数の個数: 16

約数和(自身を含む): 257983488

約数和(自身を除く): 52619183

約数列:

[1, 5, 31, 71, 155, 355, 2201, 11005, 18661, 93305, 578491, 1324931, 2892455, 6624655, 41072861, 205364305]

約数ペア:

[(1, 205364305), (5, 41072861), (31, 6624655), (71, 2892455), (155, 1324931), (355, 578491), (2201, 93305), (11005, 18661)]