7979874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{189997}}^1$

素因数の和:190009

約数の個数: 16

約数和(自身を含む): 18239808

約数和(自身を除く): 10259934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 189997, 379994, 569991, 1139982, 1329979, 2659958, 3989937, 7979874]

約数ペア:

[(1, 7979874), (2, 3989937), (3, 2659958), (6, 1329979), (7, 1139982), (14, 569991), (21, 379994), (42, 189997)]