206965905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47743}}^1$

素因数の和:47785

約数の個数: 24

約数和(自身を含む): 351777792

約数和(自身を除く): 144811887

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 47743, 143229, 238715, 716145, 811631, 2434893, 4058155, 12174465, 13797727, 41393181, 68988635, 206965905]

約数ペア:

[(1, 206965905), (3, 68988635), (5, 41393181), (15, 13797727), (17, 12174465), (51, 4058155), (85, 2434893), (255, 811631), (289, 716145), (867, 238715), (1445, 143229), (4335, 47743)]