31390038

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{5333}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 70408800

約数和(自身を除く): 39018762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 5333, 5886, 10666, 15999, 31998, 47997, 95994, 143991, 287982, 581297, 1162594, 1743891, 3487782, 5231673, 10463346, 15695019, 31390038]

約数ペア:

[(1, 31390038), (2, 15695019), (3, 10463346), (6, 5231673), (9, 3487782), (18, 1743891), (27, 1162594), (54, 581297), (109, 287982), (218, 143991), (327, 95994), (654, 47997), (981, 31998), (1962, 15999), (2943, 10666), (5333, 5886)]