13255390

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6661}}^1$

素因数の和:6867

約数の個数: 16

約数和(自身を含む): 23983200

約数和(自身を除く): 10727810

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 6661, 13322, 33305, 66610, 1325539, 2651078, 6627695, 13255390]

約数ペア:

[(1, 13255390), (2, 6627695), (5, 2651078), (10, 1325539), (199, 66610), (398, 33305), (995, 13322), (1990, 6661)]