289315195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1\times {\mathrm{2719}}^1$

素因数の和:4374

約数の個数: 16

約数和(自身を含む): 374250240

約数和(自身を除く): 84935045

約数列:

[1, 5, 13, 65, 1637, 2719, 8185, 13595, 21281, 35347, 106405, 176735, 4451003, 22255015, 57863039, 289315195]

約数ペア:

[(1, 289315195), (5, 57863039), (13, 22255015), (65, 4451003), (1637, 176735), (2719, 106405), (8185, 35347), (13595, 21281)]