28988108793

素因数分解:

$3^3\times 7^2\times {\mathrm{21910891}}^1$

素因数の和:21910914

約数の個数: 24

約数和(自身を含む): 49956833760

約数和(自身を除く): 20968724967

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21910891, 65732673, 153376237, 197198019, 460128711, 591594057, 1073633659, 1380386133, 3220900977, 4141158399, 9662702931, 28988108793]

約数ペア:

[(1, 28988108793), (3, 9662702931), (7, 4141158399), (9, 3220900977), (21, 1380386133), (27, 1073633659), (49, 591594057), (63, 460128711), (147, 197198019), (189, 153376237), (441, 65732673), (1323, 21910891)]