2908269

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 5346432

約数和(自身を除く): 2438163

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 67, 91, 117, 159, 201, 273, 371, 469, 477, 603, 689, 819, 871, 1113, 1407, 2067, 2613, 3339, 3551, 4221, 4823, 6097, 6201, 7839, 10653, 14469, 18291, 24857, 31959, 43407, 46163, 54873, 74571, 138489, 223713, 323141, 415467, 969423, 2908269]

約数ペア:

[(1, 2908269), (3, 969423), (7, 415467), (9, 323141), (13, 223713), (21, 138489), (39, 74571), (53, 54873), (63, 46163), (67, 43407), (91, 31959), (117, 24857), (159, 18291), (201, 14469), (273, 10653), (371, 7839), (469, 6201), (477, 6097), (603, 4823), (689, 4221), (819, 3551), (871, 3339), (1113, 2613), (1407, 2067)]