2861907839

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{1307}}^1\times {\mathrm{3037}}^1$

素因数の和:4454

約数の個数: 16

約数和(自身を含む): 3306121728

約数和(自身を除く): 444213889

約数列:

[1, 7, 103, 721, 1307, 3037, 9149, 21259, 134621, 312811, 942347, 2189677, 3969359, 27785513, 408843977, 2861907839]

約数ペア:

[(1, 2861907839), (7, 408843977), (103, 27785513), (721, 3969359), (1307, 2189677), (3037, 942347), (9149, 312811), (21259, 134621)]