208320426

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 464143680

約数和(自身を除く): 255823254

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 439, 643, 738, 878, 1286, 1317, 1929, 2634, 3858, 3951, 5787, 7902, 11574, 17999, 26363, 35998, 52726, 53997, 79089, 107994, 158178, 161991, 237267, 282277, 323982, 474534, 564554, 846831, 1693662, 2540493, 5080986, 11573357, 23146714, 34720071, 69440142, 104160213, 208320426]

約数ペア:

[(1, 208320426), (2, 104160213), (3, 69440142), (6, 34720071), (9, 23146714), (18, 11573357), (41, 5080986), (82, 2540493), (123, 1693662), (246, 846831), (369, 564554), (439, 474534), (643, 323982), (738, 282277), (878, 237267), (1286, 161991), (1317, 158178), (1929, 107994), (2634, 79089), (3858, 53997), (3951, 52726), (5787, 35998), (7902, 26363), (11574, 17999)]