142419681

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{74293}}^1$

素因数の和:74373

約数の個数: 16

約数和(自身を含む): 213966720

約数和(自身を除く): 71547039

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 74293, 222879, 668637, 2005911, 5274803, 15824409, 47473227, 142419681]

約数ペア:

[(1, 142419681), (3, 47473227), (9, 15824409), (27, 5274803), (71, 2005911), (213, 668637), (639, 222879), (1917, 74293)]