20161255791

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1\times {\mathrm{255209}}^1$

素因数の和:256778

約数の個数: 16

約数和(自身を含む): 28481436000

約数和(自身を除く): 8320180209

約数列:

[1, 3, 17, 51, 1549, 4647, 26333, 78999, 255209, 765627, 4338553, 13015659, 395318741, 1185956223, 6720418597, 20161255791]

約数ペア:

[(1, 20161255791), (3, 6720418597), (17, 1185956223), (51, 395318741), (1549, 13015659), (4647, 4338553), (26333, 765627), (78999, 255209)]