38962791

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1667}}^1$

素因数の和:1740

約数の個数: 36

約数和(自身を含む): 66743352

約数和(自身を除く): 27780561

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 1667, 2597, 3339, 5001, 7791, 11669, 15003, 23373, 35007, 81683, 88351, 105021, 245049, 265053, 618457, 735147, 795159, 1855371, 4329199, 5566113, 12987597, 38962791]

約数ペア:

[(1, 38962791), (3, 12987597), (7, 5566113), (9, 4329199), (21, 1855371), (49, 795159), (53, 735147), (63, 618457), (147, 265053), (159, 245049), (371, 105021), (441, 88351), (477, 81683), (1113, 35007), (1667, 23373), (2597, 15003), (3339, 11669), (5001, 7791)]