1668465

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 3144960

約数和(自身を除く): 1476495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 727, 765, 2181, 2295, 3635, 6543, 10905, 12359, 19629, 32715, 37077, 61795, 98145, 111231, 185385, 333693, 556155, 1668465]

約数ペア:

[(1, 1668465), (3, 556155), (5, 333693), (9, 185385), (15, 111231), (17, 98145), (27, 61795), (45, 37077), (51, 32715), (85, 19629), (135, 12359), (153, 10905), (255, 6543), (459, 3635), (727, 2295), (765, 2181)]