12684519

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1212

約数の個数: 20

約数和(自身を含む): 19093800

約数和(自身を除く): 6409281

約数列:

[1, 3, 9, 27, 81, 149, 447, 1051, 1341, 3153, 4023, 9459, 12069, 28377, 85131, 156599, 469797, 1409391, 4228173, 12684519]

約数ペア:

[(1, 12684519), (3, 4228173), (9, 1409391), (27, 469797), (81, 156599), (149, 85131), (447, 28377), (1051, 12069), (1341, 9459), (3153, 4023)]