201052287

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{12473}}^1$

素因数の和:12684

約数の個数: 20

約数和(自身を含む): 301870800

約数和(自身を除く): 100818513

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 12473, 16119, 37419, 112257, 336771, 1010313, 2482127, 7446381, 22339143, 67017429, 201052287]

約数ペア:

[(1, 201052287), (3, 67017429), (9, 22339143), (27, 7446381), (81, 2482127), (199, 1010313), (597, 336771), (1791, 112257), (5373, 37419), (12473, 16119)]