203939979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1\times {\mathrm{1999}}^1$

素因数の和:3130

約数の個数: 16

約数和(自身を含む): 281088000

約数和(自身を除く): 77148021

約数列:

[1, 3, 31, 93, 1097, 1999, 3291, 5997, 34007, 61969, 102021, 185907, 2192903, 6578709, 67979993, 203939979]

約数ペア:

[(1, 203939979), (3, 67979993), (31, 6578709), (93, 2192903), (1097, 185907), (1999, 102021), (3291, 61969), (5997, 34007)]