2515317

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 3972672

約数和(自身を除く): 1457355

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 241, 497, 723, 1491, 1687, 3479, 5061, 10437, 11809, 17111, 35427, 51333, 119777, 359331, 838439, 2515317]

約数ペア:

[(1, 2515317), (3, 838439), (7, 359331), (21, 119777), (49, 51333), (71, 35427), (147, 17111), (213, 11809), (241, 10437), (497, 5061), (723, 3479), (1491, 1687)]