729156789

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{64453}}^1$

素因数の和:64881

約数の個数: 16

約数和(自身を含む): 1082827200

約数和(自身を除く): 353670411

約数列:

[1, 3, 9, 27, 419, 1257, 3771, 11313, 64453, 193359, 580077, 1740231, 27005807, 81017421, 243052263, 729156789]

約数ペア:

[(1, 729156789), (3, 243052263), (9, 81017421), (27, 27005807), (419, 1740231), (1257, 580077), (3771, 193359), (11313, 64453)]