28337589

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26459}}^1$

素因数の和:26489

約数の個数: 24

約数和(自身を含む): 49533120

約数和(自身を除く): 21195531

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26459, 79377, 185213, 238131, 449803, 555639, 1349409, 1666917, 3148621, 4048227, 9445863, 28337589]

約数ペア:

[(1, 28337589), (3, 9445863), (7, 4048227), (9, 3148621), (17, 1666917), (21, 1349409), (51, 555639), (63, 449803), (119, 238131), (153, 185213), (357, 79377), (1071, 26459)]