1297798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:431

約数の個数: 16

約数和(自身を含む): 2060640

約数和(自身を除く): 762842

約数列:

[1, 2, 23, 46, 89, 178, 317, 634, 2047, 4094, 7291, 14582, 28213, 56426, 648899, 1297798]

約数ペア:

[(1, 1297798), (2, 648899), (23, 56426), (46, 28213), (89, 14582), (178, 7291), (317, 4094), (634, 2047)]