199933167

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{9907}}^1$

素因数の和:9979

約数の個数: 24

約数和(自身を含む): 314836608

約数和(自身を除く): 114903441

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 2883, 6727, 9907, 20181, 29721, 69349, 208047, 307117, 921351, 2149819, 6449457, 9520627, 28561881, 66644389, 199933167]

約数ペア:

[(1, 199933167), (3, 66644389), (7, 28561881), (21, 9520627), (31, 6449457), (93, 2149819), (217, 921351), (651, 307117), (961, 208047), (2883, 69349), (6727, 29721), (9907, 20181)]