29111805

素因数分解:

$3^4\times 5^1\times {\mathrm{71881}}^1$

素因数の和:71898

約数の個数: 20

約数和(自身を含む): 52186332

約数和(自身を除く): 23074527

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 71881, 215643, 359405, 646929, 1078215, 1940787, 3234645, 5822361, 9703935, 29111805]

約数ペア:

[(1, 29111805), (3, 9703935), (5, 5822361), (9, 3234645), (15, 1940787), (27, 1078215), (45, 646929), (81, 359405), (135, 215643), (405, 71881)]