81522309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 123016320

約数和(自身を除く): 41494011

約数列:

[1, 3, 11, 33, 41, 89, 123, 267, 451, 677, 979, 1353, 2031, 2937, 3649, 7447, 10947, 22341, 27757, 40139, 60253, 83271, 120417, 180759, 305327, 662783, 915981, 1988349, 2470373, 7411119, 27174103, 81522309]

約数ペア:

[(1, 81522309), (3, 27174103), (11, 7411119), (33, 2470373), (41, 1988349), (89, 915981), (123, 662783), (267, 305327), (451, 180759), (677, 120417), (979, 83271), (1353, 60253), (2031, 40139), (2937, 27757), (3649, 22341), (7447, 10947)]