81296313

素因数分解:

$3^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{4919}}^1$

素因数の和:5716

約数の個数: 16

約数和(自身を含む): 124062720

約数和(自身を除く): 42766407

約数列:

[1, 3, 7, 21, 787, 2361, 4919, 5509, 14757, 16527, 34433, 103299, 3871253, 11613759, 27098771, 81296313]

約数ペア:

[(1, 81296313), (3, 27098771), (7, 11613759), (21, 3871253), (787, 103299), (2361, 34433), (4919, 16527), (5509, 14757)]