28366863

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 17759217

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 357, 439, 543, 1267, 1317, 3073, 3077, 3801, 7463, 9219, 9231, 21539, 22389, 52241, 64617, 79459, 156723, 238377, 556213, 1350803, 1668639, 4052409, 9455621, 28366863]

約数ペア:

[(1, 28366863), (3, 9455621), (7, 4052409), (17, 1668639), (21, 1350803), (51, 556213), (119, 238377), (181, 156723), (357, 79459), (439, 64617), (543, 52241), (1267, 22389), (1317, 21539), (3073, 9231), (3077, 9219), (3801, 7463)]