209418384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{623269}}^1$

素因数の和:623287

約数の個数: 40

約数和(自身を含む): 618283840

約数和(自身を除く): 408865456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 623269, 1246538, 1869807, 2493076, 3739614, 4362883, 4986152, 7479228, 8725766, 9972304, 13088649, 14958456, 17451532, 26177298, 29916912, 34903064, 52354596, 69806128, 104709192, 209418384]

約数ペア:

[(1, 209418384), (2, 104709192), (3, 69806128), (4, 52354596), (6, 34903064), (7, 29916912), (8, 26177298), (12, 17451532), (14, 14958456), (16, 13088649), (21, 9972304), (24, 8725766), (28, 7479228), (42, 4986152), (48, 4362883), (56, 3739614), (84, 2493076), (112, 1869807), (168, 1246538), (336, 623269)]