647608324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{207301}}^1$

素因数の和:207387

約数の個数: 24

約数和(自身を含む): 1253762496

約数和(自身を除く): 606154172

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 207301, 414602, 829204, 2280311, 4560622, 9121244, 14718371, 29436742, 58873484, 161902081, 323804162, 647608324]

約数ペア:

[(1, 647608324), (2, 323804162), (4, 161902081), (11, 58873484), (22, 29436742), (44, 14718371), (71, 9121244), (142, 4560622), (284, 2280311), (781, 829204), (1562, 414602), (3124, 207301)]