28517277

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 38796992

約数和(自身を除く): 10279715

約数列:

[1, 3, 67, 201, 337, 421, 1011, 1263, 22579, 28207, 67737, 84621, 141877, 425631, 9505759, 28517277]

約数ペア:

[(1, 28517277), (3, 9505759), (67, 425631), (201, 141877), (337, 84621), (421, 67737), (1011, 28207), (1263, 22579)]