28615418

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2790

約数の個数: 24

約数和(自身を含む): 47995776

約数和(自身を除く): 19380358

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2731, 5239, 5462, 10478, 35503, 71006, 84661, 169322, 461539, 923078, 1100593, 2201186, 14307709, 28615418]

約数ペア:

[(1, 28615418), (2, 14307709), (13, 2201186), (26, 1100593), (31, 923078), (62, 461539), (169, 169322), (338, 84661), (403, 71006), (806, 35503), (2731, 10478), (5239, 5462)]