2890878879

素因数分解:

$3^1\times 7^1\times {\mathrm{7057}}^1\times {\mathrm{19507}}^1$

素因数の和:26574

約数の個数: 16

約数和(自身を含む): 4405998848

約数和(自身を除く): 1515119969

約数列:

[1, 3, 7, 21, 7057, 19507, 21171, 49399, 58521, 136549, 148197, 409647, 137660899, 412982697, 963626293, 2890878879]

約数ペア:

[(1, 2890878879), (3, 963626293), (7, 412982697), (21, 137660899), (7057, 409647), (19507, 148197), (21171, 136549), (49399, 58521)]