18223263

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 27326208

約数和(自身を除く): 9102945

約数列:

[1, 3, 9, 47, 67, 141, 201, 423, 603, 643, 1929, 3149, 5787, 9447, 28341, 30221, 43081, 90663, 129243, 271989, 387729, 2024807, 6074421, 18223263]

約数ペア:

[(1, 18223263), (3, 6074421), (9, 2024807), (47, 387729), (67, 271989), (141, 129243), (201, 90663), (423, 43081), (603, 30221), (643, 28341), (1929, 9447), (3149, 5787)]