12498381

素因数分解:

$3^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 60

約数和(自身を含む): 22511808

約数和(自身を除く): 10013427

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 67, 81, 141, 147, 189, 201, 329, 423, 441, 469, 567, 603, 987, 1269, 1323, 1407, 1809, 2303, 2961, 3149, 3283, 3807, 3969, 4221, 5427, 6909, 8883, 9447, 9849, 12663, 20727, 22043, 26649, 28341, 29547, 37989, 62181, 66129, 85023, 88641, 154301, 186543, 198387, 255069, 265923, 462903, 595161, 1388709, 1785483, 4166127, 12498381]

約数ペア:

[(1, 12498381), (3, 4166127), (7, 1785483), (9, 1388709), (21, 595161), (27, 462903), (47, 265923), (49, 255069), (63, 198387), (67, 186543), (81, 154301), (141, 88641), (147, 85023), (189, 66129), (201, 62181), (329, 37989), (423, 29547), (441, 28341), (469, 26649), (567, 22043), (603, 20727), (987, 12663), (1269, 9849), (1323, 9447), (1407, 8883), (1809, 6909), (2303, 5427), (2961, 4221), (3149, 3969), (3283, 3807)]