201977433

素因数分解:

$3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{7237}}^1$

素因数の和:7693

約数の個数: 24

約数和(自身を含む): 334221888

約数和(自身を除く): 132244455

約数列:

[1, 3, 7, 9, 21, 63, 443, 1329, 3101, 3987, 7237, 9303, 21711, 27909, 50659, 65133, 151977, 455931, 3205991, 9617973, 22441937, 28853919, 67325811, 201977433]

約数ペア:

[(1, 201977433), (3, 67325811), (7, 28853919), (9, 22441937), (21, 9617973), (63, 3205991), (443, 455931), (1329, 151977), (3101, 65133), (3987, 50659), (7237, 27909), (9303, 21711)]