215577496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{7127}}^1$

素因数の和:7351

約数の個数: 32

約数和(自身を含む): 427680000

約数和(自身を除く): 212102504

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 398, 796, 1592, 3781, 7127, 7562, 14254, 15124, 28508, 30248, 57016, 135413, 270826, 541652, 1083304, 1418273, 2836546, 5673092, 11346184, 26947187, 53894374, 107788748, 215577496]

約数ペア:

[(1, 215577496), (2, 107788748), (4, 53894374), (8, 26947187), (19, 11346184), (38, 5673092), (76, 2836546), (152, 1418273), (199, 1083304), (398, 541652), (796, 270826), (1592, 135413), (3781, 57016), (7127, 30248), (7562, 28508), (14254, 15124)]