16720067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5927}}^1$

素因数の和:5978

約数の個数: 16

約数和(自身を含む): 21245952

約数和(自身を除く): 4525885

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 5927, 41489, 77051, 183737, 539357, 1286159, 2388581, 16720067]

約数ペア:

[(1, 16720067), (7, 2388581), (13, 1286159), (31, 539357), (91, 183737), (217, 77051), (403, 41489), (2821, 5927)]