220816929

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{6703}}^1$

素因数の和:6924

約数の個数: 16

約数和(自身を含む): 300339200

約数和(自身を除く): 79522271

約数列:

[1, 3, 79, 139, 237, 417, 6703, 10981, 20109, 32943, 529537, 931717, 1588611, 2795151, 73605643, 220816929]

約数ペア:

[(1, 220816929), (3, 73605643), (79, 2795151), (139, 1588611), (237, 931717), (417, 529537), (6703, 32943), (10981, 20109)]