28796066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20897}}^1$

素因数の和:20965

約数の個数: 16

約数和(自身を含む): 47396664

約数和(自身を除く): 18600598

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 20897, 41794, 271661, 543322, 1107541, 2215082, 14398033, 28796066]

約数ペア:

[(1, 28796066), (2, 14398033), (13, 2215082), (26, 1107541), (53, 543322), (106, 271661), (689, 41794), (1378, 20897)]