1385128017

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1691243}}^1$

素因数の和:1691269

約数の個数: 24

約数和(自身を含む): 2462451264

約数和(自身を除く): 1077323247

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1691243, 5073729, 11838701, 15221187, 21986159, 35516103, 65958477, 106548309, 153903113, 197875431, 461709339, 1385128017]

約数ペア:

[(1, 1385128017), (3, 461709339), (7, 197875431), (9, 153903113), (13, 106548309), (21, 65958477), (39, 35516103), (63, 21986159), (91, 15221187), (117, 11838701), (273, 5073729), (819, 1691243)]