1380821553

素因数分解:

$3^3\times {\mathrm{2939}}^1\times {\mathrm{17401}}^1$

素因数の和:20349

約数の個数: 16

約数和(自身を含む): 2046475200

約数和(自身を除く): 665653647

約数列:

[1, 3, 9, 27, 2939, 8817, 17401, 26451, 52203, 79353, 156609, 469827, 51141539, 153424617, 460273851, 1380821553]

約数ペア:

[(1, 1380821553), (3, 460273851), (9, 153424617), (27, 51141539), (2939, 469827), (8817, 156609), (17401, 79353), (26451, 52203)]