243764547

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 401425920

約数和(自身を除く): 157661373

約数列:

[1, 3, 13, 17, 19, 37, 39, 51, 57, 111, 221, 247, 323, 481, 523, 629, 663, 703, 741, 969, 1443, 1569, 1887, 2109, 4199, 6799, 8177, 8891, 9139, 9937, 11951, 12597, 19351, 20397, 24531, 26673, 27417, 29811, 35853, 58053, 115583, 129181, 155363, 168929, 251563, 328967, 346749, 367669, 387543, 466089, 506787, 754689, 986901, 1103007, 2196077, 4276571, 4779697, 6250373, 6588231, 12829713, 14339091, 18751119, 81254849, 243764547]

約数ペア:

[(1, 243764547), (3, 81254849), (13, 18751119), (17, 14339091), (19, 12829713), (37, 6588231), (39, 6250373), (51, 4779697), (57, 4276571), (111, 2196077), (221, 1103007), (247, 986901), (323, 754689), (481, 506787), (523, 466089), (629, 387543), (663, 367669), (703, 346749), (741, 328967), (969, 251563), (1443, 168929), (1569, 155363), (1887, 129181), (2109, 115583), (4199, 58053), (6799, 35853), (8177, 29811), (8891, 27417), (9139, 26673), (9937, 24531), (11951, 20397), (12597, 19351)]