1245798905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1\times {\mathrm{587}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 1633492224

約数和(自身を除く): 387693319

約数列:

[1, 5, 13, 65, 103, 317, 515, 587, 1339, 1585, 2935, 4121, 6695, 7631, 20605, 32651, 38155, 60461, 163255, 186079, 302305, 424463, 785993, 930395, 2122315, 2419027, 3929965, 12095135, 19166137, 95830685, 249159781, 1245798905]

約数ペア:

[(1, 1245798905), (5, 249159781), (13, 95830685), (65, 19166137), (103, 12095135), (317, 3929965), (515, 2419027), (587, 2122315), (1339, 930395), (1585, 785993), (2935, 424463), (4121, 302305), (6695, 186079), (7631, 163255), (20605, 60461), (32651, 38155)]