2045185317

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{457229}}^1$

素因数の和:457313

約数の個数: 24

約数和(自身を含む): 3423738240

約数和(自身を除く): 1378552923

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 457229, 1371687, 3200603, 4115061, 9601809, 28805427, 32463259, 97389777, 227242813, 292169331, 681728439, 2045185317]

約数ペア:

[(1, 2045185317), (3, 681728439), (7, 292169331), (9, 227242813), (21, 97389777), (63, 32463259), (71, 28805427), (213, 9601809), (497, 4115061), (639, 3200603), (1491, 1371687), (4473, 457229)]