27691209

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{33811}}^1$

素因数の和:33837

約数の個数: 24

約数和(自身を含む): 49230272

約数和(自身を除く): 21539063

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 33811, 101433, 236677, 304299, 439543, 710031, 1318629, 2130093, 3076801, 3955887, 9230403, 27691209]

約数ペア:

[(1, 27691209), (3, 9230403), (7, 3955887), (9, 3076801), (13, 2130093), (21, 1318629), (39, 710031), (63, 439543), (91, 304299), (117, 236677), (273, 101433), (819, 33811)]