71922021

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{1999}}^1$

素因数の和:2248

約数の個数: 16

約数和(自身を含む): 97920000

約数和(自身を除く): 25997979

約数列:

[1, 3, 67, 179, 201, 537, 1999, 5997, 11993, 35979, 133933, 357821, 401799, 1073463, 23974007, 71922021]

約数ペア:

[(1, 71922021), (3, 23974007), (67, 1073463), (179, 401799), (201, 357821), (537, 133933), (1999, 35979), (5997, 11993)]