3987477

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 6270264

約数和(自身を除く): 2282787

約数列:

[1, 3, 9, 13, 39, 117, 173, 197, 519, 591, 1557, 1773, 2249, 2561, 6747, 7683, 20241, 23049, 34081, 102243, 306729, 443053, 1329159, 3987477]

約数ペア:

[(1, 3987477), (3, 1329159), (9, 443053), (13, 306729), (39, 102243), (117, 34081), (173, 23049), (197, 20241), (519, 7683), (591, 6747), (1557, 2561), (1773, 2249)]