28744191

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15733}}^1$

素因数の和:15775

約数の個数: 24

約数和(自身を含む): 49090080

約数和(自身を除く): 20345889

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15733, 47199, 110131, 141597, 330393, 456257, 991179, 1368771, 3193799, 4106313, 9581397, 28744191]

約数ペア:

[(1, 28744191), (3, 9581397), (7, 4106313), (9, 3193799), (21, 1368771), (29, 991179), (63, 456257), (87, 330393), (203, 141597), (261, 110131), (609, 47199), (1827, 15733)]