255492717

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 358344000

約数和(自身を除く): 102851283

約数列:

[1, 3, 23, 69, 199, 529, 597, 809, 1587, 2427, 4577, 13731, 18607, 55821, 105271, 160991, 315813, 427961, 482973, 1283883, 3702793, 11108379, 85164239, 255492717]

約数ペア:

[(1, 255492717), (3, 85164239), (23, 11108379), (69, 3702793), (199, 1283883), (529, 482973), (597, 427961), (809, 315813), (1587, 160991), (2427, 105271), (4577, 55821), (13731, 18607)]