201988161

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{28663}}^1$

素因数の和:28707

約数の個数: 24

約数和(自身を含む): 313010880

約数和(自身を除く): 111022719

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 28663, 85989, 257967, 773901, 831227, 2321703, 2493681, 6965109, 7481043, 22443129, 67329387, 201988161]

約数ペア:

[(1, 201988161), (3, 67329387), (9, 22443129), (27, 7481043), (29, 6965109), (81, 2493681), (87, 2321703), (243, 831227), (261, 773901), (783, 257967), (2349, 85989), (7047, 28663)]