2687727

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 4131072

約数和(自身を除く): 1443345

約数列:

[1, 3, 7, 21, 131, 393, 917, 977, 2751, 2931, 6839, 20517, 127987, 383961, 895909, 2687727]

約数ペア:

[(1, 2687727), (3, 895909), (7, 383961), (21, 127987), (131, 20517), (393, 6839), (917, 2931), (977, 2751)]