16981459

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2682

約数の個数: 16

約数和(自身を含む): 20136960

約数和(自身を除く): 3155501

約数列:

[1, 11, 19, 31, 209, 341, 589, 2621, 6479, 28831, 49799, 81251, 547789, 893761, 1543769, 16981459]

約数ペア:

[(1, 16981459), (11, 1543769), (19, 893761), (31, 547789), (209, 81251), (341, 49799), (589, 28831), (2621, 6479)]