2161247391

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{1493}}^1\times {\mathrm{3923}}^1$

素因数の和:5463

約数の個数: 24

約数和(自身を含む): 3200900976

約数和(自身を除く): 1039653585

約数列:

[1, 3, 9, 41, 123, 369, 1493, 3923, 4479, 11769, 13437, 35307, 61213, 160843, 183639, 482529, 550917, 1447587, 5857039, 17571117, 52713351, 240138599, 720415797, 2161247391]

約数ペア:

[(1, 2161247391), (3, 720415797), (9, 240138599), (41, 52713351), (123, 17571117), (369, 5857039), (1493, 1447587), (3923, 550917), (4479, 482529), (11769, 183639), (13437, 160843), (35307, 61213)]