205565979

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{3821}}^1$

素因数の和:4130

約数の個数: 16

約数和(自身を含む): 278853120

約数和(自身を除く): 73287141

約数列:

[1, 3, 79, 227, 237, 681, 3821, 11463, 17933, 53799, 301859, 867367, 905577, 2602101, 68521993, 205565979]

約数ペア:

[(1, 205565979), (3, 68521993), (79, 2602101), (227, 905577), (237, 867367), (681, 301859), (3821, 53799), (11463, 17933)]