56551749681

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{12762751}}^1$

素因数の和:12762972

約数の個数: 16

約数和(自身を含む): 86582509568

約数和(自身を除く): 30030759887

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 12762751, 38288253, 89339257, 268017771, 2692940461, 8078821383, 18850583227, 56551749681]

約数ペア:

[(1, 56551749681), (3, 18850583227), (7, 8078821383), (21, 2692940461), (211, 268017771), (633, 89339257), (1477, 38288253), (4431, 12762751)]