2802878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1609}}^1$

素因数の和:1691

約数の個数: 16

約数和(自身を含む): 4598160

約数和(自身を除く): 1795282

約数列:

[1, 2, 13, 26, 67, 134, 871, 1609, 1742, 3218, 20917, 41834, 107803, 215606, 1401439, 2802878]

約数ペア:

[(1, 2802878), (2, 1401439), (13, 215606), (26, 107803), (67, 41834), (134, 20917), (871, 3218), (1609, 1742)]