28886702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7993}}^1$

素因数の和:8147

約数の個数: 16

約数和(自身を含む): 47004720

約数和(自身を除く): 18118018

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 7993, 15986, 103909, 207818, 1111027, 2222054, 14443351, 28886702]

約数ペア:

[(1, 28886702), (2, 14443351), (13, 2222054), (26, 1111027), (139, 207818), (278, 103909), (1807, 15986), (3614, 7993)]