200585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 300672

約数和(自身を除く): 100087

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 521, 2605, 3647, 5731, 18235, 28655, 40117, 200585]

約数ペア:

[(1, 200585), (5, 40117), (7, 28655), (11, 18235), (35, 5731), (55, 3647), (77, 2605), (385, 521)]