15687364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 36033984

約数和(自身を除く): 20346620

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 53, 62, 77, 106, 124, 154, 212, 217, 308, 341, 371, 434, 583, 682, 742, 868, 961, 1166, 1364, 1484, 1643, 1922, 2332, 2387, 3286, 3844, 4081, 4774, 6572, 6727, 8162, 9548, 10571, 11501, 13454, 16324, 18073, 21142, 23002, 26908, 36146, 42284, 46004, 50933, 72292, 73997, 101866, 126511, 147994, 203732, 253022, 295988, 356531, 506044, 560263, 713062, 1120526, 1426124, 2241052, 3921841, 7843682, 15687364]

約数ペア:

[(1, 15687364), (2, 7843682), (4, 3921841), (7, 2241052), (11, 1426124), (14, 1120526), (22, 713062), (28, 560263), (31, 506044), (44, 356531), (53, 295988), (62, 253022), (77, 203732), (106, 147994), (124, 126511), (154, 101866), (212, 73997), (217, 72292), (308, 50933), (341, 46004), (371, 42284), (434, 36146), (583, 26908), (682, 23002), (742, 21142), (868, 18073), (961, 16324), (1166, 13454), (1364, 11501), (1484, 10571), (1643, 9548), (1922, 8162), (2332, 6727), (2387, 6572), (3286, 4774), (3844, 4081)]