208835538

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{14143}}^1$

素因数の和:14278

約数の個数: 32

約数和(自身を含む): 439934976

約数和(自身を除く): 231099438

約数列:

[1, 2, 3, 6, 23, 46, 69, 107, 138, 214, 321, 642, 2461, 4922, 7383, 14143, 14766, 28286, 42429, 84858, 325289, 650578, 975867, 1513301, 1951734, 3026602, 4539903, 9079806, 34805923, 69611846, 104417769, 208835538]

約数ペア:

[(1, 208835538), (2, 104417769), (3, 69611846), (6, 34805923), (23, 9079806), (46, 4539903), (69, 3026602), (107, 1951734), (138, 1513301), (214, 975867), (321, 650578), (642, 325289), (2461, 84858), (4922, 42429), (7383, 28286), (14143, 14766)]