16138941

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 27353088

約数和(自身を除く): 11214147

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 1907, 2821, 5721, 8463, 13349, 24791, 40047, 59117, 74373, 173537, 177351, 413819, 520611, 768521, 1241457, 2305563, 5379647, 16138941]

約数ペア:

[(1, 16138941), (3, 5379647), (7, 2305563), (13, 1241457), (21, 768521), (31, 520611), (39, 413819), (91, 177351), (93, 173537), (217, 74373), (273, 59117), (403, 40047), (651, 24791), (1209, 13349), (1907, 8463), (2821, 5721)]