198287999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{41113}}^1$

素因数の和:41186

約数の個数: 16

約数和(自身を含む): 248657472

約数和(自身を除く): 50369473

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 41113, 287791, 534469, 2178989, 3741283, 15252923, 28326857, 198287999]

約数ペア:

[(1, 198287999), (7, 28326857), (13, 15252923), (53, 3741283), (91, 2178989), (371, 534469), (689, 287791), (4823, 41113)]