216451947

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1\times {\mathrm{2953}}^1$

素因数の和:3470

約数の個数: 16

約数和(自身を含む): 294785568

約数和(自身を除く): 78333621

約数列:

[1, 3, 53, 159, 461, 1383, 2953, 8859, 24433, 73299, 156509, 469527, 1361333, 4083999, 72150649, 216451947]

約数ペア:

[(1, 216451947), (3, 72150649), (53, 4083999), (159, 1361333), (461, 469527), (1383, 156509), (2953, 73299), (8859, 24433)]