13387924

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 36

約数和(自身を含む): 26068000

約数和(自身を除く): 12680076

約数列:

[1, 2, 4, 11, 22, 44, 121, 139, 199, 242, 278, 398, 484, 556, 796, 1529, 2189, 3058, 4378, 6116, 8756, 16819, 24079, 27661, 33638, 48158, 55322, 67276, 96316, 110644, 304271, 608542, 1217084, 3346981, 6693962, 13387924]

約数ペア:

[(1, 13387924), (2, 6693962), (4, 3346981), (11, 1217084), (22, 608542), (44, 304271), (121, 110644), (139, 96316), (199, 67276), (242, 55322), (278, 48158), (398, 33638), (484, 27661), (556, 24079), (796, 16819), (1529, 8756), (2189, 6116), (3058, 4378)]