17688902

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 34350480

約数和(自身を除く): 16661578

約数列:

[1, 2, 7, 11, 14, 22, 49, 61, 77, 98, 122, 154, 269, 427, 538, 539, 671, 854, 1078, 1342, 1883, 2959, 2989, 3766, 4697, 5918, 5978, 9394, 13181, 16409, 20713, 26362, 32818, 32879, 41426, 65758, 114863, 144991, 180499, 229726, 289982, 360998, 804041, 1263493, 1608082, 2526986, 8844451, 17688902]

約数ペア:

[(1, 17688902), (2, 8844451), (7, 2526986), (11, 1608082), (14, 1263493), (22, 804041), (49, 360998), (61, 289982), (77, 229726), (98, 180499), (122, 144991), (154, 114863), (269, 65758), (427, 41426), (538, 32879), (539, 32818), (671, 26362), (854, 20713), (1078, 16409), (1342, 13181), (1883, 9394), (2959, 5978), (2989, 5918), (3766, 4697)]