201154455

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87649}}^1$

素因数の和:87680

約数の個数: 32

約数和(自身を含む): 378648000

約数和(自身を除く): 177493545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 87649, 262947, 438245, 788841, 1314735, 1490033, 2366523, 3944205, 4470099, 7450165, 11832615, 13410297, 22350495, 40230891, 67051485, 201154455]

約数ペア:

[(1, 201154455), (3, 67051485), (5, 40230891), (9, 22350495), (15, 13410297), (17, 11832615), (27, 7450165), (45, 4470099), (51, 3944205), (85, 2366523), (135, 1490033), (153, 1314735), (255, 788841), (459, 438245), (765, 262947), (2295, 87649)]