18077715

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7877}}^1$

素因数の和:7908

約数の個数: 32

約数和(自身を含む): 34032960

約数和(自身を除く): 15955245

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 7877, 23631, 39385, 70893, 118155, 133909, 212679, 354465, 401727, 669545, 1063395, 1205181, 2008635, 3615543, 6025905, 18077715]

約数ペア:

[(1, 18077715), (3, 6025905), (5, 3615543), (9, 2008635), (15, 1205181), (17, 1063395), (27, 669545), (45, 401727), (51, 354465), (85, 212679), (135, 133909), (153, 118155), (255, 70893), (459, 39385), (765, 23631), (2295, 7877)]