12971805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1021}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 26097792

約数和(自身を除く): 13125987

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 605, 847, 1021, 1155, 1815, 2541, 3063, 4235, 5105, 7147, 11231, 12705, 15315, 21441, 33693, 35735, 56155, 78617, 107205, 123541, 168465, 235851, 370623, 393085, 617705, 864787, 1179255, 1853115, 2594361, 4323935, 12971805]

約数ペア:

[(1, 12971805), (3, 4323935), (5, 2594361), (7, 1853115), (11, 1179255), (15, 864787), (21, 617705), (33, 393085), (35, 370623), (55, 235851), (77, 168465), (105, 123541), (121, 107205), (165, 78617), (231, 56155), (363, 35735), (385, 33693), (605, 21441), (847, 15315), (1021, 12705), (1155, 11231), (1815, 7147), (2541, 5105), (3063, 4235)]