201563999

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2903}}^1$

素因数の和:3039

約数の個数: 24

約数和(自身を含む): 254913120

約数和(自身を除く): 53349121

約数列:

[1, 7, 13, 49, 91, 109, 637, 763, 1417, 2903, 5341, 9919, 20321, 37739, 69433, 142247, 264173, 316427, 1849211, 2214989, 4113551, 15504923, 28794857, 201563999]

約数ペア:

[(1, 201563999), (7, 28794857), (13, 15504923), (49, 4113551), (91, 2214989), (109, 1849211), (637, 316427), (763, 264173), (1417, 142247), (2903, 69433), (5341, 37739), (9919, 20321)]