199023937

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{131023}}^1$

素因数の和:131068

約数の個数: 12

約数和(自身を含む): 238987776

約数和(自身を除く): 39963839

約数列:

[1, 7, 31, 49, 217, 1519, 131023, 917161, 4061713, 6420127, 28431991, 199023937]

約数ペア:

[(1, 199023937), (7, 28431991), (31, 6420127), (49, 4061713), (217, 917161), (1519, 131023)]