12668305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6287}}^1$

素因数の和:6336

約数の個数: 16

約数和(自身を含む): 16902144

約数和(自身を除く): 4233839

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 6287, 31435, 81731, 194897, 408655, 974485, 2533661, 12668305]

約数ペア:

[(1, 12668305), (5, 2533661), (13, 974485), (31, 408655), (65, 194897), (155, 81731), (403, 31435), (2015, 6287)]