207820985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{13001}}^1$

素因数の和:13168

約数の個数: 16

約数和(自身を含む): 262120320

約数和(自身を除く): 54299335

約数列:

[1, 5, 23, 115, 139, 695, 3197, 13001, 15985, 65005, 299023, 1495115, 1807139, 9035695, 41564197, 207820985]

約数ペア:

[(1, 207820985), (5, 41564197), (23, 9035695), (115, 1807139), (139, 1495115), (695, 299023), (3197, 65005), (13001, 15985)]