201009615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 346148640

約数和(自身を除く): 145139025

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 289, 445, 521, 867, 1335, 1445, 1513, 1563, 2605, 4335, 4539, 7565, 7815, 8857, 22695, 25721, 26571, 44285, 46369, 77163, 128605, 132855, 139107, 150569, 231845, 385815, 451707, 695535, 752845, 788273, 2258535, 2364819, 3941365, 11824095, 13400641, 40201923, 67003205, 201009615]

約数ペア:

[(1, 201009615), (3, 67003205), (5, 40201923), (15, 13400641), (17, 11824095), (51, 3941365), (85, 2364819), (89, 2258535), (255, 788273), (267, 752845), (289, 695535), (445, 451707), (521, 385815), (867, 231845), (1335, 150569), (1445, 139107), (1513, 132855), (1563, 128605), (2605, 77163), (4335, 46369), (4539, 44285), (7565, 26571), (7815, 25721), (8857, 22695)]