201997028233

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4003}}^1\times {\mathrm{50411}}^1$

素因数の和:54445

約数の個数: 32

約数和(自身を含む): 271285926912

約数和(自身を除く): 69288898679

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 4003, 28021, 44033, 50411, 52039, 308231, 352877, 364273, 554521, 572429, 655343, 3881647, 4007003, 4587401, 7208773, 50461411, 201795233, 1412566631, 2219747563, 2623338029, 15538232941, 18363366203, 28856718319, 201997028233]

約数ペア:

[(1, 201997028233), (7, 28856718319), (11, 18363366203), (13, 15538232941), (77, 2623338029), (91, 2219747563), (143, 1412566631), (1001, 201795233), (4003, 50461411), (28021, 7208773), (44033, 4587401), (50411, 4007003), (52039, 3881647), (308231, 655343), (352877, 572429), (364273, 554521)]