200646

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 24

約数和(自身を含む): 443664

約数和(自身を除く): 243018

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 157, 213, 314, 426, 471, 639, 942, 1278, 1413, 2826, 11147, 22294, 33441, 66882, 100323, 200646]

約数ペア:

[(1, 200646), (2, 100323), (3, 66882), (6, 33441), (9, 22294), (18, 11147), (71, 2826), (142, 1413), (157, 1278), (213, 942), (314, 639), (426, 471)]