81234423

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1\times {\mathrm{569}}^1$

素因数の和:1151

約数の個数: 24

約数和(自身を含む): 121820400

約数和(自身を除く): 40585977

約数列:

[1, 3, 9, 29, 87, 261, 547, 569, 1641, 1707, 4923, 5121, 15863, 16501, 47589, 49503, 142767, 148509, 311243, 933729, 2801187, 9026047, 27078141, 81234423]

約数ペア:

[(1, 81234423), (3, 27078141), (9, 9026047), (29, 2801187), (87, 933729), (261, 311243), (547, 148509), (569, 142767), (1641, 49503), (1707, 47589), (4923, 16501), (5121, 15863)]