30785589

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 49484160

約数和(自身を除く): 18698571

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 153, 237, 283, 459, 711, 849, 1343, 1377, 2133, 2547, 4029, 4811, 6399, 7641, 12087, 14433, 22357, 22923, 36261, 43299, 67071, 108783, 129897, 201213, 380069, 389691, 603639, 1140207, 1810917, 3420621, 10261863, 30785589]

約数ペア:

[(1, 30785589), (3, 10261863), (9, 3420621), (17, 1810917), (27, 1140207), (51, 603639), (79, 389691), (81, 380069), (153, 201213), (237, 129897), (283, 108783), (459, 67071), (711, 43299), (849, 36261), (1343, 22923), (1377, 22357), (2133, 14433), (2547, 12087), (4029, 7641), (4811, 6399)]