205654841

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 250911360

約数和(自身を除く): 45256519

約数列:

[1, 7, 19, 97, 133, 361, 679, 839, 1843, 2527, 5873, 12901, 15941, 35017, 81383, 111587, 245119, 302879, 569681, 1546277, 2120153, 10823939, 29379263, 205654841]

約数ペア:

[(1, 205654841), (7, 29379263), (19, 10823939), (97, 2120153), (133, 1546277), (361, 569681), (679, 302879), (839, 245119), (1843, 111587), (2527, 81383), (5873, 35017), (12901, 15941)]