200979387

素因数分解:

$3^4\times 7^1\times {\mathrm{354461}}^1$

素因数の和:354480

約数の個数: 20

約数和(自身を含む): 343119216

約数和(自身を除く): 142139829

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354461, 1063383, 2481227, 3190149, 7443681, 9570447, 22331043, 28711341, 66993129, 200979387]

約数ペア:

[(1, 200979387), (3, 66993129), (7, 28711341), (9, 22331043), (21, 9570447), (27, 7443681), (63, 3190149), (81, 2481227), (189, 1063383), (567, 354461)]