12979857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1361}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 20070432

約数和(自身を除く): 7090575

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 1361, 3179, 4083, 9537, 14971, 23137, 44913, 69411, 254507, 393329, 763521, 1179987, 4326619, 12979857]

約数ペア:

[(1, 12979857), (3, 4326619), (11, 1179987), (17, 763521), (33, 393329), (51, 254507), (187, 69411), (289, 44913), (561, 23137), (867, 14971), (1361, 9537), (3179, 4083)]