16899806

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 32823792

約数和(自身を除く): 15923986

約数列:

[1, 2, 7, 11, 14, 22, 49, 61, 77, 98, 122, 154, 257, 427, 514, 539, 671, 854, 1078, 1342, 1799, 2827, 2989, 3598, 4697, 5654, 5978, 9394, 12593, 15677, 19789, 25186, 31354, 32879, 39578, 65758, 109739, 138523, 172447, 219478, 277046, 344894, 768173, 1207129, 1536346, 2414258, 8449903, 16899806]

約数ペア:

[(1, 16899806), (2, 8449903), (7, 2414258), (11, 1536346), (14, 1207129), (22, 768173), (49, 344894), (61, 277046), (77, 219478), (98, 172447), (122, 138523), (154, 109739), (257, 65758), (427, 39578), (514, 32879), (539, 31354), (671, 25186), (854, 19789), (1078, 15677), (1342, 12593), (1799, 9394), (2827, 5978), (2989, 5654), (3598, 4697)]