7138879208

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{1387807}}^1$

素因数の和:1388456

約数の個数: 16

約数和(自身を含む): 13406225280

約数和(自身を除く): 6267346072

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 1387807, 2775614, 5551228, 11102456, 892359901, 1784719802, 3569439604, 7138879208]

約数ペア:

[(1, 7138879208), (2, 3569439604), (4, 1784719802), (8, 892359901), (643, 11102456), (1286, 5551228), (2572, 2775614), (5144, 1387807)]